Finding the Fourth Proportional to 16,341.91, 24,510.55 and 5,247.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,341.91 : 24,510.55 = 5,247.16 : x
2. Step 2: Convert to fraction form
   16,341.91/24,510.55 = 5,247.16/x
3. Step 3: Cross multiply
   16,341.91x = 24,510.55 × 5,247.16
4. Step 4: Simplify right side
   16,341.91x = 128,610,777.54
5. Step 5: Solve for x
   x = 128,610,777.54/16,341.91
6. Step 6: Final answer
   x = 7,870.00