Finding the Fourth Proportional to 5,590.71, 8,385.59 and 1,892.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,590.71 : 8,385.59 = 1,892.86 : x
2. Step 2: Convert to fraction form
   5,590.71/8,385.59 = 1,892.86/x
3. Step 3: Cross multiply
   5,590.71x = 8,385.59 × 1,892.86
4. Step 4: Simplify right side
   5,590.71x = 15,872,738.42
5. Step 5: Solve for x
   x = 15,872,738.42/5,590.71
6. Step 6: Final answer
   x = 2,839.13