Finding the Third Proportional to 31,965,530 and 69,046,150

Step by Step Solution

1. Step 1: Write the proportion equation
   31,965,530 : 69,046,150 = 69,046,150 : x
2. Step 2: Convert to fraction form
   31,965,530/69,046,150 = 69,046,150/x
3. Step 3: Cross multiply
   31,965,530x = 69,046,150 × 69,046,150
4. Step 4: Simplify right side
   31,965,530x = 4,767,370,829,822,500
5. Step 5: Solve for x
   x = 4,767,370,829,822,500/31,965,530
6. Step 6: Final answer
   x = 149,140,991.24