Finding the Third Proportional to 31,949,034 and 69,979,650

Step by Step Solution

1. Step 1: Write the proportion equation
   31,949,034 : 69,979,650 = 69,979,650 : x
2. Step 2: Convert to fraction form
   31,949,034/69,979,650 = 69,979,650/x
3. Step 3: Cross multiply
   31,949,034x = 69,979,650 × 69,979,650
4. Step 4: Simplify right side
   31,949,034x = 4,897,151,414,122,500
5. Step 5: Solve for x
   x = 4,897,151,414,122,500/31,949,034
6. Step 6: Final answer
   x = 153,280,109.00