Finding the Fourth Proportional to 11,510.80, 17,261.86 and 3,717.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,510.80 : 17,261.86 = 3,717.52 : x
2. Step 2: Convert to fraction form
   11,510.80/17,261.86 = 3,717.52/x
3. Step 3: Cross multiply
   11,510.80x = 17,261.86 × 3,717.52
4. Step 4: Simplify right side
   11,510.80x = 64,171,309.79
5. Step 5: Solve for x
   x = 64,171,309.79/11,510.80
6. Step 6: Final answer
   x = 5,574.88