Finding the Fourth Proportional to 11,868.56, 16,373.48 and 7,150.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,868.56 : 16,373.48 = 7,150.12 : x
2. Step 2: Convert to fraction form
   11,868.56/16,373.48 = 7,150.12/x
3. Step 3: Cross multiply
   11,868.56x = 16,373.48 × 7,150.12
4. Step 4: Simplify right side
   11,868.56x = 117,072,346.82
5. Step 5: Solve for x
   x = 117,072,346.82/11,868.56
6. Step 6: Final answer
   x = 9,864.07