Finding the Fourth Proportional to 2,085.88, 2,877.24 and 1,613.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,085.88 : 2,877.24 = 1,613.02 : x
2. Step 2: Convert to fraction form
   2,085.88/2,877.24 = 1,613.02/x
3. Step 3: Cross multiply
   2,085.88x = 2,877.24 × 1,613.02
4. Step 4: Simplify right side
   2,085.88x = 4,641,045.66
5. Step 5: Solve for x
   x = 4,641,045.66/2,085.88
6. Step 6: Final answer
   x = 2,224.98