Finding the Fourth Proportional to 2,892.74, 4,339.49 and 944.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,892.74 : 4,339.49 = 944.30 : x
2. Step 2: Convert to fraction form
   2,892.74/4,339.49 = 944.30/x
3. Step 3: Cross multiply
   2,892.74x = 4,339.49 × 944.30
4. Step 4: Simplify right side
   2,892.74x = 4,097,761.07
5. Step 5: Solve for x
   x = 4,097,761.07/2,892.74
6. Step 6: Final answer
   x = 1,416.57