Finding the Fourth Proportional to 9,014.64, 13,521.76 and 4,080.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,014.64 : 13,521.76 = 4,080.72 : x
2. Step 2: Convert to fraction form
   9,014.64/13,521.76 = 4,080.72/x
3. Step 3: Cross multiply
   9,014.64x = 13,521.76 × 4,080.72
4. Step 4: Simplify right side
   9,014.64x = 55,178,516.47
5. Step 5: Solve for x
   x = 55,178,516.47/9,014.64
6. Step 6: Final answer
   x = 6,120.99