Finding the Fourth Proportional to 11,760.48, 17,651.52 and 7,385.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,760.48 : 17,651.52 = 7,385.76 : x
2. Step 2: Convert to fraction form
   11,760.48/17,651.52 = 7,385.76/x
3. Step 3: Cross multiply
   11,760.48x = 17,651.52 × 7,385.76
4. Step 4: Simplify right side
   11,760.48x = 130,369,890.36
5. Step 5: Solve for x
   x = 130,369,890.36/11,760.48
6. Step 6: Final answer
   x = 11,085.42