Finding the Fourth Proportional to 9,366.17, 12,925.29 and 5,174.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,366.17 : 12,925.29 = 5,174.42 : x
2. Step 2: Convert to fraction form
   9,366.17/12,925.29 = 5,174.42/x
3. Step 3: Cross multiply
   9,366.17x = 12,925.29 × 5,174.42
4. Step 4: Simplify right side
   9,366.17x = 66,880,846.77
5. Step 5: Solve for x
   x = 66,880,846.77/9,366.17
6. Step 6: Final answer
   x = 7,140.68