Finding the Fourth Proportional to 9,098.04, 12,555.18 and 5,064.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,098.04 : 12,555.18 = 5,064.80 : x
2. Step 2: Convert to fraction form
   9,098.04/12,555.18 = 5,064.80/x
3. Step 3: Cross multiply
   9,098.04x = 12,555.18 × 5,064.80
4. Step 4: Simplify right side
   9,098.04x = 63,589,412.89
5. Step 5: Solve for x
   x = 63,589,412.89/9,098.04
6. Step 6: Final answer
   x = 6,989.35