Finding the Fourth Proportional to 9,081.45, 12,532.77 and 5,102.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,081.45 : 12,532.77 = 5,102.55 : x
2. Step 2: Convert to fraction form
   9,081.45/12,532.77 = 5,102.55/x
3. Step 3: Cross multiply
   9,081.45x = 12,532.77 × 5,102.55
4. Step 4: Simplify right side
   9,081.45x = 63,949,085.56
5. Step 5: Solve for x
   x = 63,949,085.56/9,081.45
6. Step 6: Final answer
   x = 7,041.73