Finding the Fourth Proportional to 10,718.02, 16,081.95 and 5,521.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,718.02 : 16,081.95 = 5,521.06 : x
2. Step 2: Convert to fraction form
   10,718.02/16,081.95 = 5,521.06/x
3. Step 3: Cross multiply
   10,718.02x = 16,081.95 × 5,521.06
4. Step 4: Simplify right side
   10,718.02x = 88,789,410.87
5. Step 5: Solve for x
   x = 88,789,410.87/10,718.02
6. Step 6: Final answer
   x = 8,284.12