Finding the Fourth Proportional to 10,653.48, 15,980.27 and 2,862.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,653.48 : 15,980.27 = 2,862.27 : x
2. Step 2: Convert to fraction form
   10,653.48/15,980.27 = 2,862.27/x
3. Step 3: Cross multiply
   10,653.48x = 15,980.27 × 2,862.27
4. Step 4: Simplify right side
   10,653.48x = 45,739,833.10
5. Step 5: Solve for x
   x = 45,739,833.10/10,653.48
6. Step 6: Final answer
   x = 4,293.42