Finding the Fourth Proportional to 10,151.52, 15,112.74 and 10,013.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,151.52 : 15,112.74 = 10,013.01 : x
2. Step 2: Convert to fraction form
   10,151.52/15,112.74 = 10,013.01/x
3. Step 3: Cross multiply
   10,151.52x = 15,112.74 × 10,013.01
4. Step 4: Simplify right side
   10,151.52x = 151,324,016.75
5. Step 5: Solve for x
   x = 151,324,016.75/10,151.52
6. Step 6: Final answer
   x = 14,906.54