Finding the Fourth Proportional to 10,131.38, 15,196.01 and 4,793.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,131.38 : 15,196.01 = 4,793.28 : x
2. Step 2: Convert to fraction form
   10,131.38/15,196.01 = 4,793.28/x
3. Step 3: Cross multiply
   10,131.38x = 15,196.01 × 4,793.28
4. Step 4: Simplify right side
   10,131.38x = 72,838,649.86
5. Step 5: Solve for x
   x = 72,838,649.86/10,131.38
6. Step 6: Final answer
   x = 7,189.41