Finding the Fourth Proportional to 9,862.89, 13,612.28 and 6,036.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,862.89 : 13,612.28 = 6,036.72 : x
2. Step 2: Convert to fraction form
   9,862.89/13,612.28 = 6,036.72/x
3. Step 3: Cross multiply
   9,862.89x = 13,612.28 × 6,036.72
4. Step 4: Simplify right side
   9,862.89x = 82,173,522.92
5. Step 5: Solve for x
   x = 82,173,522.92/9,862.89
6. Step 6: Final answer
   x = 8,331.59