Finding the Fourth Proportional to 13,080.96, 18,051.33 and 7,416.23

Step by Step Solution

1. Step 1: Write the proportion equation
   13,080.96 : 18,051.33 = 7,416.23 : x
2. Step 2: Convert to fraction form
   13,080.96/18,051.33 = 7,416.23/x
3. Step 3: Cross multiply
   13,080.96x = 18,051.33 × 7,416.23
4. Step 4: Simplify right side
   13,080.96x = 133,872,724.83
5. Step 5: Solve for x
   x = 133,872,724.83/13,080.96
6. Step 6: Final answer
   x = 10,234.17