Finding the Fourth Proportional to 2,849.10, 3,931.43 and 1,653.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,849.10 : 3,931.43 = 1,653.72 : x
2. Step 2: Convert to fraction form
   2,849.10/3,931.43 = 1,653.72/x
3. Step 3: Cross multiply
   2,849.10x = 3,931.43 × 1,653.72
4. Step 4: Simplify right side
   2,849.10x = 6,501,470.71
5. Step 5: Solve for x
   x = 6,501,470.71/2,849.10
6. Step 6: Final answer
   x = 2,281.94