Finding the Fourth Proportional to 10,146.54, 15,190.59 and 7,496.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.54 : 15,190.59 = 7,496.22 : x
2. Step 2: Convert to fraction form
   10,146.54/15,190.59 = 7,496.22/x
3. Step 3: Cross multiply
   10,146.54x = 15,190.59 × 7,496.22
4. Step 4: Simplify right side
   10,146.54x = 113,872,004.57
5. Step 5: Solve for x
   x = 113,872,004.57/10,146.54
6. Step 6: Final answer
   x = 11,222.74