Finding the Fourth Proportional to 7,332.50, 10,118.85 and 4,188.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,332.50 : 10,118.85 = 4,188.77 : x
2. Step 2: Convert to fraction form
   7,332.50/10,118.85 = 4,188.77/x
3. Step 3: Cross multiply
   7,332.50x = 10,118.85 × 4,188.77
4. Step 4: Simplify right side
   7,332.50x = 42,385,535.31
5. Step 5: Solve for x
   x = 42,385,535.31/7,332.50
6. Step 6: Final answer
   x = 5,780.50