Finding the Fourth Proportional to 9,074.88, 13,621.86 and 8,041.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,074.88 : 13,621.86 = 8,041.50 : x
2. Step 2: Convert to fraction form
   9,074.88/13,621.86 = 8,041.50/x
3. Step 3: Cross multiply
   9,074.88x = 13,621.86 × 8,041.50
4. Step 4: Simplify right side
   9,074.88x = 109,540,187.19
5. Step 5: Solve for x
   x = 109,540,187.19/9,074.88
6. Step 6: Final answer
   x = 12,070.70