Finding the Fourth Proportional to 12,752,414,496,714, 19,128,621,745,072 and 12,752,414,496,714

Step by Step Solution

1. Step 1: Write the proportion equation
   12,752,414,496,714 : 19,128,621,745,072 = 12,752,414,496,714 : x
2. Step 2: Convert to fraction form
   12,752,414,496,714/19,128,621,745,072 = 12,752,414,496,714/x
3. Step 3: Cross multiply
   12,752,414,496,714x = 19,128,621,745,072 × 12,752,414,496,714
4. Step 4: Simplify right side
   12,752,414,496,714x = 243,936,113,244,014,810,182,451,200
5. Step 5: Solve for x
   x = 243,936,113,244,014,810,182,451,200/12,752,414,496,714
6. Step 6: Final answer
   x = 19,128,621,745,072