Finding the Fourth Proportional to 83,500.77, 125,223.35 and 38,503.72

Step by Step Solution

1. Step 1: Write the proportion equation
   83,500.77 : 125,223.35 = 38,503.72 : x
2. Step 2: Convert to fraction form
   83,500.77/125,223.35 = 38,503.72/x
3. Step 3: Cross multiply
   83,500.77x = 125,223.35 × 38,503.72
4. Step 4: Simplify right side
   83,500.77x = 4,821,564,300.29
5. Step 5: Solve for x
   x = 4,821,564,300.29/83,500.77
6. Step 6: Final answer
   x = 57,742.75