Finding the Fourth Proportional to 83,250.50, 124,875.88 and 34,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,250.50 : 124,875.88 = 34,002.50 : x
2. Step 2: Convert to fraction form
   83,250.50/124,875.88 = 34,002.50/x
3. Step 3: Cross multiply
   83,250.50x = 124,875.88 × 34,002.50
4. Step 4: Simplify right side
   83,250.50x = 4,246,092,109.70
5. Step 5: Solve for x
   x = 4,246,092,109.70/83,250.50
6. Step 6: Final answer
   x = 51,003.80