Finding the Fourth Proportional to 9,078.71, 13,618.94 and 3,532.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,078.71 : 13,618.94 = 3,532.50 : x
2. Step 2: Convert to fraction form
   9,078.71/13,618.94 = 3,532.50/x
3. Step 3: Cross multiply
   9,078.71x = 13,618.94 × 3,532.50
4. Step 4: Simplify right side
   9,078.71x = 48,108,887.89
5. Step 5: Solve for x
   x = 48,108,887.89/9,078.71
6. Step 6: Final answer
   x = 5,299.09