Finding the Third Proportional to 5,238,582 and 7,877,370

Step by Step Solution

1. Step 1: Write the proportion equation
   5,238,582 : 7,877,370 = 7,877,370 : x
2. Step 2: Convert to fraction form
   5,238,582/7,877,370 = 7,877,370/x
3. Step 3: Cross multiply
   5,238,582x = 7,877,370 × 7,877,370
4. Step 4: Simplify right side
   5,238,582x = 62,052,958,116,900
5. Step 5: Solve for x
   x = 62,052,958,116,900/5,238,582
6. Step 6: Final answer
   x = 11,845,373.06