Finding the Fourth Proportional to 2,773.59, 4,159.64 and 924.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.59 : 4,159.64 = 924.77 : x
2. Step 2: Convert to fraction form
   2,773.59/4,159.64 = 924.77/x
3. Step 3: Cross multiply
   2,773.59x = 4,159.64 × 924.77
4. Step 4: Simplify right side
   2,773.59x = 3,846,684.86
5. Step 5: Solve for x
   x = 3,846,684.86/2,773.59
6. Step 6: Final answer
   x = 1,386.90