Finding the Fourth Proportional to 2,803.72, 4,200.64 and 2,498.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,803.72 : 4,200.64 = 2,498.29 : x
2. Step 2: Convert to fraction form
   2,803.72/4,200.64 = 2,498.29/x
3. Step 3: Cross multiply
   2,803.72x = 4,200.64 × 2,498.29
4. Step 4: Simplify right side
   2,803.72x = 10,494,402.04
5. Step 5: Solve for x
   x = 10,494,402.04/2,803.72
6. Step 6: Final answer
   x = 3,743.03