Finding the Fourth Proportional to 10,964.75, 15,131.31 and 5,928.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,964.75 : 15,131.31 = 5,928.93 : x
2. Step 2: Convert to fraction form
   10,964.75/15,131.31 = 5,928.93/x
3. Step 3: Cross multiply
   10,964.75x = 15,131.31 × 5,928.93
4. Step 4: Simplify right side
   10,964.75x = 89,712,477.80
5. Step 5: Solve for x
   x = 89,712,477.80/10,964.75
6. Step 6: Final answer
   x = 8,181.90