Finding the Fourth Proportional to 9,153.50, 12,632.10 and 5,615.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,153.50 : 12,632.10 = 5,615.96 : x
2. Step 2: Convert to fraction form
   9,153.50/12,632.10 = 5,615.96/x
3. Step 3: Cross multiply
   9,153.50x = 12,632.10 × 5,615.96
4. Step 4: Simplify right side
   9,153.50x = 70,941,368.32
5. Step 5: Solve for x
   x = 70,941,368.32/9,153.50
6. Step 6: Final answer
   x = 7,750.19