Finding the Fourth Proportional to 9,531.18, 13,151.79 and 5,498.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,531.18 : 13,151.79 = 5,498.16 : x
2. Step 2: Convert to fraction form
   9,531.18/13,151.79 = 5,498.16/x
3. Step 3: Cross multiply
   9,531.18x = 13,151.79 × 5,498.16
4. Step 4: Simplify right side
   9,531.18x = 72,310,645.71
5. Step 5: Solve for x
   x = 72,310,645.71/9,531.18
6. Step 6: Final answer
   x = 7,586.75