Finding the Fourth Proportional to 10,386.48, 15,581.92 and 3,461.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,386.48 : 15,581.92 = 3,461.52 : x
2. Step 2: Convert to fraction form
   10,386.48/15,581.92 = 3,461.52/x
3. Step 3: Cross multiply
   10,386.48x = 15,581.92 × 3,461.52
4. Step 4: Simplify right side
   10,386.48x = 53,937,127.72
5. Step 5: Solve for x
   x = 53,937,127.72/10,386.48
6. Step 6: Final answer
   x = 5,193.01