Finding the Fourth Proportional to 11,493.32, 15,860.34 and 7,024.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,493.32 : 15,860.34 = 7,024.55 : x
2. Step 2: Convert to fraction form
   11,493.32/15,860.34 = 7,024.55/x
3. Step 3: Cross multiply
   11,493.32x = 15,860.34 × 7,024.55
4. Step 4: Simplify right side
   11,493.32x = 111,411,672.05
5. Step 5: Solve for x
   x = 111,411,672.05/11,493.32
6. Step 6: Final answer
   x = 9,693.61