Finding the Fourth Proportional to 10,670.40, 14,726.72 and 5,956.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,670.40 : 14,726.72 = 5,956.16 : x
2. Step 2: Convert to fraction form
   10,670.40/14,726.72 = 5,956.16/x
3. Step 3: Cross multiply
   10,670.40x = 14,726.72 × 5,956.16
4. Step 4: Simplify right side
   10,670.40x = 87,714,700.60
5. Step 5: Solve for x
   x = 87,714,700.60/10,670.40
6. Step 6: Final answer
   x = 8,220.38