Finding the Third Proportional to 76,842,730 and 118,039,830

Step by Step Solution

1. Step 1: Write the proportion equation
   76,842,730 : 118,039,830 = 118,039,830 : x
2. Step 2: Convert to fraction form
   76,842,730/118,039,830 = 118,039,830/x
3. Step 3: Cross multiply
   76,842,730x = 118,039,830 × 118,039,830
4. Step 4: Simplify right side
   76,842,730x = 13,933,401,466,428,900
5. Step 5: Solve for x
   x = 13,933,401,466,428,900/76,842,730
6. Step 6: Final answer
   x = 181,323,613.39