Finding the Fourth Proportional to 10,891.98, 15,030.23 and 6,414.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,891.98 : 15,030.23 = 6,414.86 : x
2. Step 2: Convert to fraction form
   10,891.98/15,030.23 = 6,414.86/x
3. Step 3: Cross multiply
   10,891.98x = 15,030.23 × 6,414.86
4. Step 4: Simplify right side
   10,891.98x = 96,416,826.72
5. Step 5: Solve for x
   x = 96,416,826.72/10,891.98
6. Step 6: Final answer
   x = 8,852.09