Finding the Fourth Proportional to 82,901.42, 124,254.72 and 38,434.58

Step by Step Solution

1. Step 1: Write the proportion equation
   82,901.42 : 124,254.72 = 38,434.58 : x
2. Step 2: Convert to fraction form
   82,901.42/124,254.72 = 38,434.58/x
3. Step 3: Cross multiply
   82,901.42x = 124,254.72 × 38,434.58
4. Step 4: Simplify right side
   82,901.42x = 4,775,677,976.22
5. Step 5: Solve for x
   x = 4,775,677,976.22/82,901.42
6. Step 6: Final answer
   x = 57,606.71