Finding the Fourth Proportional to 5,555.31, 7,666.15 and 3,037.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,555.31 : 7,666.15 = 3,037.33 : x
2. Step 2: Convert to fraction form
   5,555.31/7,666.15 = 3,037.33/x
3. Step 3: Cross multiply
   5,555.31x = 7,666.15 × 3,037.33
4. Step 4: Simplify right side
   5,555.31x = 23,284,627.38
5. Step 5: Solve for x
   x = 23,284,627.38/5,555.31
6. Step 6: Final answer
   x = 4,191.42