Finding the Fourth Proportional to 11,050.79, 15,229.10 and 7,901.51

Step by Step Solution

1. Step 1: Write the proportion equation
   11,050.79 : 15,229.10 = 7,901.51 : x
2. Step 2: Convert to fraction form
   11,050.79/15,229.10 = 7,901.51/x
3. Step 3: Cross multiply
   11,050.79x = 15,229.10 × 7,901.51
4. Step 4: Simplify right side
   11,050.79x = 120,332,846.43
5. Step 5: Solve for x
   x = 120,332,846.43/11,050.79
6. Step 6: Final answer
   x = 10,889.07