Finding the Fourth Proportional to 9,043.29, 13,559.94 and 2,801.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,043.29 : 13,559.94 = 2,801.57 : x
2. Step 2: Convert to fraction form
   9,043.29/13,559.94 = 2,801.57/x
3. Step 3: Cross multiply
   9,043.29x = 13,559.94 × 2,801.57
4. Step 4: Simplify right side
   9,043.29x = 37,989,053.31
5. Step 5: Solve for x
   x = 37,989,053.31/9,043.29
6. Step 6: Final answer
   x = 4,200.80