Finding the Fourth Proportional to 2,773.41, 4,158.71 and 923.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.41 : 4,158.71 = 923.88 : x
2. Step 2: Convert to fraction form
   2,773.41/4,158.71 = 923.88/x
3. Step 3: Cross multiply
   2,773.41x = 4,158.71 × 923.88
4. Step 4: Simplify right side
   2,773.41x = 3,842,128.20
5. Step 5: Solve for x
   x = 3,842,128.20/2,773.41
6. Step 6: Final answer
   x = 1,385.34