Finding the Third Proportional to 80,426,654.50 and 173,607,882.50

Step by Step Solution

1. Step 1: Write the proportion equation
   80,426,654.50 : 173,607,882.50 = 173,607,882.50 : x
2. Step 2: Convert to fraction form
   80,426,654.50/173,607,882.50 = 173,607,882.50/x
3. Step 3: Cross multiply
   80,426,654.50x = 173,607,882.50 × 173,607,882.50
4. Step 4: Simplify right side
   80,426,654.50x = 30,139,696,866,133,808
5. Step 5: Solve for x
   x = 30,139,696,866,133,808/80,426,654.50
6. Step 6: Final answer
   x = 374,747,613.88