Finding the Third Proportional to 12,840,790 and 27,499,723

Step by Step Solution

1. Step 1: Write the proportion equation
   12,840,790 : 27,499,723 = 27,499,723 : x
2. Step 2: Convert to fraction form
   12,840,790/27,499,723 = 27,499,723/x
3. Step 3: Cross multiply
   12,840,790x = 27,499,723 × 27,499,723
4. Step 4: Simplify right side
   12,840,790x = 756,234,765,076,729
5. Step 5: Solve for x
   x = 756,234,765,076,729/12,840,790
6. Step 6: Final answer
   x = 58,893,165.07