Finding the Fourth Proportional to 13,876.72, 19,150.04 and 7,908.24

Step by Step Solution

1. Step 1: Write the proportion equation
   13,876.72 : 19,150.04 = 7,908.24 : x
2. Step 2: Convert to fraction form
   13,876.72/19,150.04 = 7,908.24/x
3. Step 3: Cross multiply
   13,876.72x = 19,150.04 × 7,908.24
4. Step 4: Simplify right side
   13,876.72x = 151,443,112.33
5. Step 5: Solve for x
   x = 151,443,112.33/13,876.72
6. Step 6: Final answer
   x = 10,913.47