Finding the Fourth Proportional to 10,932.12, 16,386.03 and 5,990.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,932.12 : 16,386.03 = 5,990.72 : x
2. Step 2: Convert to fraction form
   10,932.12/16,386.03 = 5,990.72/x
3. Step 3: Cross multiply
   10,932.12x = 16,386.03 × 5,990.72
4. Step 4: Simplify right side
   10,932.12x = 98,164,035.71
5. Step 5: Solve for x
   x = 98,164,035.71/10,932.12
6. Step 6: Final answer
   x = 8,979.41