Finding the Fourth Proportional to 10,718.53, 14,782.43 and 8,476.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,718.53 : 14,782.43 = 8,476.52 : x
2. Step 2: Convert to fraction form
   10,718.53/14,782.43 = 8,476.52/x
3. Step 3: Cross multiply
   10,718.53x = 14,782.43 × 8,476.52
4. Step 4: Simplify right side
   10,718.53x = 125,303,510.82
5. Step 5: Solve for x
   x = 125,303,510.82/10,718.53
6. Step 6: Final answer
   x = 11,690.37