Finding the Fourth Proportional to 10,174.17, 14,025.89 and 7,480.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,174.17 : 14,025.89 = 7,480.65 : x
2. Step 2: Convert to fraction form
   10,174.17/14,025.89 = 7,480.65/x
3. Step 3: Cross multiply
   10,174.17x = 14,025.89 × 7,480.65
4. Step 4: Simplify right side
   10,174.17x = 104,922,845.33
5. Step 5: Solve for x
   x = 104,922,845.33/10,174.17
6. Step 6: Final answer
   x = 10,312.66