Finding the Fourth Proportional to 10,260.32, 14,158.94 and 5,783.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,260.32 : 14,158.94 = 5,783.99 : x
2. Step 2: Convert to fraction form
   10,260.32/14,158.94 = 5,783.99/x
3. Step 3: Cross multiply
   10,260.32x = 14,158.94 × 5,783.99
4. Step 4: Simplify right side
   10,260.32x = 81,895,067.66
5. Step 5: Solve for x
   x = 81,895,067.66/10,260.32
6. Step 6: Final answer
   x = 7,981.73