Finding the Third Proportional to 31,948,994.50 and 69,979,591

Step by Step Solution

1. Step 1: Write the proportion equation
   31,948,994.50 : 69,979,591 = 69,979,591 : x
2. Step 2: Convert to fraction form
   31,948,994.50/69,979,591 = 69,979,591/x
3. Step 3: Cross multiply
   31,948,994.50x = 69,979,591 × 69,979,591
4. Step 4: Simplify right side
   31,948,994.50x = 4,897,143,156,527,281
5. Step 5: Solve for x
   x = 4,897,143,156,527,281/31,948,994.50
6. Step 6: Final answer
   x = 153,280,040.05