Finding the Fourth Proportional to 9,731.89, 14,575.15 and 7,533.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,731.89 : 14,575.15 = 7,533.55 : x
2. Step 2: Convert to fraction form
   9,731.89/14,575.15 = 7,533.55/x
3. Step 3: Cross multiply
   9,731.89x = 14,575.15 × 7,533.55
4. Step 4: Simplify right side
   9,731.89x = 109,802,621.28
5. Step 5: Solve for x
   x = 109,802,621.28/9,731.89
6. Step 6: Final answer
   x = 11,282.76