Finding the Fourth Proportional to 10,894.55, 15,026.24 and 7,542.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,894.55 : 15,026.24 = 7,542.98 : x
2. Step 2: Convert to fraction form
   10,894.55/15,026.24 = 7,542.98/x
3. Step 3: Cross multiply
   10,894.55x = 15,026.24 × 7,542.98
4. Step 4: Simplify right side
   10,894.55x = 113,342,571.52
5. Step 5: Solve for x
   x = 113,342,571.52/10,894.55
6. Step 6: Final answer
   x = 10,403.60