Finding the Fourth Proportional to 9,030.93, 12,462.42 and 5,255.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,030.93 : 12,462.42 = 5,255.25 : x
2. Step 2: Convert to fraction form
   9,030.93/12,462.42 = 5,255.25/x
3. Step 3: Cross multiply
   9,030.93x = 12,462.42 × 5,255.25
4. Step 4: Simplify right side
   9,030.93x = 65,493,132.71
5. Step 5: Solve for x
   x = 65,493,132.71/9,030.93
6. Step 6: Final answer
   x = 7,252.09