Finding the Fourth Proportional to 9,116.01, 13,674.03 and 5,217.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,116.01 : 13,674.03 = 5,217.72 : x
2. Step 2: Convert to fraction form
   9,116.01/13,674.03 = 5,217.72/x
3. Step 3: Cross multiply
   9,116.01x = 13,674.03 × 5,217.72
4. Step 4: Simplify right side
   9,116.01x = 71,347,259.81
5. Step 5: Solve for x
   x = 71,347,259.81/9,116.01
6. Step 6: Final answer
   x = 7,826.59