Finding the Fourth Proportional to 9,058.88, 12,488.52 and 7,459.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,058.88 : 12,488.52 = 7,459.96 : x
2. Step 2: Convert to fraction form
   9,058.88/12,488.52 = 7,459.96/x
3. Step 3: Cross multiply
   9,058.88x = 12,488.52 × 7,459.96
4. Step 4: Simplify right side
   9,058.88x = 93,163,859.66
5. Step 5: Solve for x
   x = 93,163,859.66/9,058.88
6. Step 6: Final answer
   x = 10,284.26