Finding the Fourth Proportional to 5,665.69, 8,495.62 and 2,543.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.69 : 8,495.62 = 2,543.02 : x
2. Step 2: Convert to fraction form
   5,665.69/8,495.62 = 2,543.02/x
3. Step 3: Cross multiply
   5,665.69x = 8,495.62 × 2,543.02
4. Step 4: Simplify right side
   5,665.69x = 21,604,531.57
5. Step 5: Solve for x
   x = 21,604,531.57/5,665.69
6. Step 6: Final answer
   x = 3,813.22