Finding the Fourth Proportional to 5,665.59, 8,499.06 and 1,917.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,665.59 : 8,499.06 = 1,917.18 : x
2. Step 2: Convert to fraction form
   5,665.59/8,499.06 = 1,917.18/x
3. Step 3: Cross multiply
   5,665.59x = 8,499.06 × 1,917.18
4. Step 4: Simplify right side
   5,665.59x = 16,294,227.85
5. Step 5: Solve for x
   x = 16,294,227.85/5,665.59
6. Step 6: Final answer
   x = 2,876.00