Finding the Fourth Proportional to 6,966.50, 9,618.27 and 4,316.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,966.50 : 9,618.27 = 4,316.72 : x
2. Step 2: Convert to fraction form
   6,966.50/9,618.27 = 4,316.72/x
3. Step 3: Cross multiply
   6,966.50x = 9,618.27 × 4,316.72
4. Step 4: Simplify right side
   6,966.50x = 41,519,374.55
5. Step 5: Solve for x
   x = 41,519,374.55/6,966.50
6. Step 6: Final answer
   x = 5,959.86