Finding the Fourth Proportional to 83,293.39, 124,995.42 and 38,923.57

Step by Step Solution

1. Step 1: Write the proportion equation
   83,293.39 : 124,995.42 = 38,923.57 : x
2. Step 2: Convert to fraction form
   83,293.39/124,995.42 = 38,923.57/x
3. Step 3: Cross multiply
   83,293.39x = 124,995.42 × 38,923.57
4. Step 4: Simplify right side
   83,293.39x = 4,865,267,980.05
5. Step 5: Solve for x
   x = 4,865,267,980.05/83,293.39
6. Step 6: Final answer
   x = 58,411.21