Finding the Fourth Proportional to 83,506.50, 124,945.88 and 58,595.15

Step by Step Solution

1. Step 1: Write the proportion equation
   83,506.50 : 124,945.88 = 58,595.15 : x
2. Step 2: Convert to fraction form
   83,506.50/124,945.88 = 58,595.15/x
3. Step 3: Cross multiply
   83,506.50x = 124,945.88 × 58,595.15
4. Step 4: Simplify right side
   83,506.50x = 7,321,222,599.87
5. Step 5: Solve for x
   x = 7,321,222,599.87/83,506.50
6. Step 6: Final answer
   x = 87,672.49