Finding the Fourth Proportional to 9,025.86, 13,505.97 and 7,451.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,025.86 : 13,505.97 = 7,451.22 : x
2. Step 2: Convert to fraction form
   9,025.86/13,505.97 = 7,451.22/x
3. Step 3: Cross multiply
   9,025.86x = 13,505.97 × 7,451.22
4. Step 4: Simplify right side
   9,025.86x = 100,635,953.78
5. Step 5: Solve for x
   x = 100,635,953.78/9,025.86
6. Step 6: Final answer
   x = 11,149.74