Finding the Fourth Proportional to 2,892.43, 4,339.32 and 944.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.43 : 4,339.32 = 944.63 : x
2. Step 2: Convert to fraction form
   2,892.43/4,339.32 = 944.63/x
3. Step 3: Cross multiply
   2,892.43x = 4,339.32 × 944.63
4. Step 4: Simplify right side
   2,892.43x = 4,099,030.16
5. Step 5: Solve for x
   x = 4,099,030.16/2,892.43
6. Step 6: Final answer
   x = 1,417.16