Finding the Fourth Proportional to 2,773.79, 4,159.78 and 924.41

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.79 : 4,159.78 = 924.41 : x
2. Step 2: Convert to fraction form
   2,773.79/4,159.78 = 924.41/x
3. Step 3: Cross multiply
   2,773.79x = 4,159.78 × 924.41
4. Step 4: Simplify right side
   2,773.79x = 3,845,342.23
5. Step 5: Solve for x
   x = 3,845,342.23/2,773.79
6. Step 6: Final answer
   x = 1,386.31