Finding the Fourth Proportional to 2,880.01, 4,317.10 and 1,123.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,880.01 : 4,317.10 = 1,123.93 : x
2. Step 2: Convert to fraction form
   2,880.01/4,317.10 = 1,123.93/x
3. Step 3: Cross multiply
   2,880.01x = 4,317.10 × 1,123.93
4. Step 4: Simplify right side
   2,880.01x = 4,852,118.20
5. Step 5: Solve for x
   x = 4,852,118.20/2,880.01
6. Step 6: Final answer
   x = 1,684.76