Finding the Fourth Proportional to 10,983.72, 15,157.53 and 5,947.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.72 : 15,157.53 = 5,947.99 : x
2. Step 2: Convert to fraction form
   10,983.72/15,157.53 = 5,947.99/x
3. Step 3: Cross multiply
   10,983.72x = 15,157.53 × 5,947.99
4. Step 4: Simplify right side
   10,983.72x = 90,156,836.86
5. Step 5: Solve for x
   x = 90,156,836.86/10,983.72
6. Step 6: Final answer
   x = 8,208.22