Finding the Fourth Proportional to 9,505.60, 13,121.00 and 5,527.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,505.60 : 13,121.00 = 5,527.96 : x
2. Step 2: Convert to fraction form
   9,505.60/13,121.00 = 5,527.96/x
3. Step 3: Cross multiply
   9,505.60x = 13,121.00 × 5,527.96
4. Step 4: Simplify right side
   9,505.60x = 72,532,335.52
5. Step 5: Solve for x
   x = 72,532,335.52/9,505.60
6. Step 6: Final answer
   x = 7,630.48