Finding the Fourth Proportional to 13,016.76, 17,963.64 and 7,352.70

Step by Step Solution

1. Step 1: Write the proportion equation
   13,016.76 : 17,963.64 = 7,352.70 : x
2. Step 2: Convert to fraction form
   13,016.76/17,963.64 = 7,352.70/x
3. Step 3: Cross multiply
   13,016.76x = 17,963.64 × 7,352.70
4. Step 4: Simplify right side
   13,016.76x = 132,081,255.83
5. Step 5: Solve for x
   x = 132,081,255.83/13,016.76
6. Step 6: Final answer
   x = 10,147.01