Finding the Fourth Proportional to 2,887.86, 4,332.59 and 940.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,887.86 : 4,332.59 = 940.18 : x
2. Step 2: Convert to fraction form
   2,887.86/4,332.59 = 940.18/x
3. Step 3: Cross multiply
   2,887.86x = 4,332.59 × 940.18
4. Step 4: Simplify right side
   2,887.86x = 4,073,414.47
5. Step 5: Solve for x
   x = 4,073,414.47/2,887.86
6. Step 6: Final answer
   x = 1,410.53