Finding the Fourth Proportional to 10,820.12, 14,931.82 and 6,040.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.12 : 14,931.82 = 6,040.28 : x
2. Step 2: Convert to fraction form
   10,820.12/14,931.82 = 6,040.28/x
3. Step 3: Cross multiply
   10,820.12x = 14,931.82 × 6,040.28
4. Step 4: Simplify right side
   10,820.12x = 90,192,373.71
5. Step 5: Solve for x
   x = 90,192,373.71/10,820.12
6. Step 6: Final answer
   x = 8,335.62