Finding the Fourth Proportional to 10,099.88, 15,150.42 and 3,174.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,099.88 : 15,150.42 = 3,174.38 : x
2. Step 2: Convert to fraction form
   10,099.88/15,150.42 = 3,174.38/x
3. Step 3: Cross multiply
   10,099.88x = 15,150.42 × 3,174.38
4. Step 4: Simplify right side
   10,099.88x = 48,093,114.49
5. Step 5: Solve for x
   x = 48,093,114.49/10,099.88
6. Step 6: Final answer
   x = 4,761.75