Finding the Third Proportional to 12,680,570 and 27,695,795

Step by Step Solution

1. Step 1: Write the proportion equation
   12,680,570 : 27,695,795 = 27,695,795 : x
2. Step 2: Convert to fraction form
   12,680,570/27,695,795 = 27,695,795/x
3. Step 3: Cross multiply
   12,680,570x = 27,695,795 × 27,695,795
4. Step 4: Simplify right side
   12,680,570x = 767,057,060,682,025
5. Step 5: Solve for x
   x = 767,057,060,682,025/12,680,570
6. Step 6: Final answer
   x = 60,490,739.82