Finding the Third Proportional to 429,142,902 and 926,890,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,142,902 : 926,890,882.50 = 926,890,882.50 : x
2. Step 2: Convert to fraction form
   429,142,902/926,890,882.50 = 926,890,882.50/x
3. Step 3: Cross multiply
   429,142,902x = 926,890,882.50 × 926,890,882.50
4. Step 4: Simplify right side
   429,142,902x = 859,126,708,061,628,800
5. Step 5: Solve for x
   x = 859,126,708,061,628,800/429,142,902
6. Step 6: Final answer
   x = 2,001,959,496.61