Finding the Fourth Proportional to 9,098.48, 12,555.16 and 5,118.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,098.48 : 12,555.16 = 5,118.86 : x
2. Step 2: Convert to fraction form
   9,098.48/12,555.16 = 5,118.86/x
3. Step 3: Cross multiply
   9,098.48x = 12,555.16 × 5,118.86
4. Step 4: Simplify right side
   9,098.48x = 64,268,124.91
5. Step 5: Solve for x
   x = 64,268,124.91/9,098.48
6. Step 6: Final answer
   x = 7,063.61