Finding the Fourth Proportional to 8,543.47, 12,815.25 and 2,700.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,543.47 : 12,815.25 = 2,700.10 : x
2. Step 2: Convert to fraction form
   8,543.47/12,815.25 = 2,700.10/x
3. Step 3: Cross multiply
   8,543.47x = 12,815.25 × 2,700.10
4. Step 4: Simplify right side
   8,543.47x = 34,602,456.53
5. Step 5: Solve for x
   x = 34,602,456.53/8,543.47
6. Step 6: Final answer
   x = 4,050.16