Finding the Fourth Proportional to 10,948.37, 15,108.75 and 5,912.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,948.37 : 15,108.75 = 5,912.59 : x
2. Step 2: Convert to fraction form
   10,948.37/15,108.75 = 5,912.59/x
3. Step 3: Cross multiply
   10,948.37x = 15,108.75 × 5,912.59
4. Step 4: Simplify right side
   10,948.37x = 89,331,778.68
5. Step 5: Solve for x
   x = 89,331,778.68/10,948.37
6. Step 6: Final answer
   x = 8,159.37