Finding the Fourth Proportional to 11,778.50, 16,247.52 and 7,060.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,778.50 : 16,247.52 = 7,060.05 : x
2. Step 2: Convert to fraction form
   11,778.50/16,247.52 = 7,060.05/x
3. Step 3: Cross multiply
   11,778.50x = 16,247.52 × 7,060.05
4. Step 4: Simplify right side
   11,778.50x = 114,708,303.58
5. Step 5: Solve for x
   x = 114,708,303.58/11,778.50
6. Step 6: Final answer
   x = 9,738.79