Finding the Fourth Proportional to 9,152.43, 12,630.56 and 5,613.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.43 : 12,630.56 = 5,613.55 : x
2. Step 2: Convert to fraction form
   9,152.43/12,630.56 = 5,613.55/x
3. Step 3: Cross multiply
   9,152.43x = 12,630.56 × 5,613.55
4. Step 4: Simplify right side
   9,152.43x = 70,902,252.02
5. Step 5: Solve for x
   x = 70,902,252.02/9,152.43
6. Step 6: Final answer
   x = 7,746.82