Finding the Fourth Proportional to 12,002.96, 17,991.86 and 6,730.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,002.96 : 17,991.86 = 6,730.24 : x
2. Step 2: Convert to fraction form
   12,002.96/17,991.86 = 6,730.24/x
3. Step 3: Cross multiply
   12,002.96x = 17,991.86 × 6,730.24
4. Step 4: Simplify right side
   12,002.96x = 121,089,535.85
5. Step 5: Solve for x
   x = 121,089,535.85/12,002.96
6. Step 6: Final answer
   x = 10,088.31