Finding the Third Proportional to 31,981,654 and 49,127,734.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,981,654 : 49,127,734.50 = 49,127,734.50 : x
2. Step 2: Convert to fraction form
   31,981,654/49,127,734.50 = 49,127,734.50/x
3. Step 3: Cross multiply
   31,981,654x = 49,127,734.50 × 49,127,734.50
4. Step 4: Simplify right side
   31,981,654x = 2,413,534,297,102,490
5. Step 5: Solve for x
   x = 2,413,534,297,102,490/31,981,654
6. Step 6: Final answer
   x = 75,466,212.51