Finding the Fourth Proportional to 9,084.59, 12,536.55 and 5,547.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,084.59 : 12,536.55 = 5,547.80 : x
2. Step 2: Convert to fraction form
   9,084.59/12,536.55 = 5,547.80/x
3. Step 3: Cross multiply
   9,084.59x = 12,536.55 × 5,547.80
4. Step 4: Simplify right side
   9,084.59x = 69,550,209.41
5. Step 5: Solve for x
   x = 69,550,209.41/9,084.59
6. Step 6: Final answer
   x = 7,655.85