Finding the Fourth Proportional to 82,898.01, 124,361.78 and 38,574.81

Step by Step Solution

1. Step 1: Write the proportion equation
   82,898.01 : 124,361.78 = 38,574.81 : x
2. Step 2: Convert to fraction form
   82,898.01/124,361.78 = 38,574.81/x
3. Step 3: Cross multiply
   82,898.01x = 124,361.78 × 38,574.81
4. Step 4: Simplify right side
   82,898.01x = 4,797,231,841.89
5. Step 5: Solve for x
   x = 4,797,231,841.89/82,898.01
6. Step 6: Final answer
   x = 57,869.08