Finding the Fourth Proportional to 82,840,665.16, 124,278,934.74 and 31,722,686.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,840,665.16 : 124,278,934.74 = 31,722,686.20 : x
2. Step 2: Convert to fraction form
   82,840,665.16/124,278,934.74 = 31,722,686.20/x
3. Step 3: Cross multiply
   82,840,665.16x = 124,278,934.74 × 31,722,686.20
4. Step 4: Simplify right side
   82,840,665.16x = 3,942,461,648,027,298.50
5. Step 5: Solve for x
   x = 3,942,461,648,027,298.50/82,840,665.16
6. Step 6: Final answer
   x = 47,590,898.03