Finding the Fourth Proportional to 10,392, 14,343.52 and 5,978.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,392 : 14,343.52 = 5,978.56 : x
2. Step 2: Convert to fraction form
   10,392/14,343.52 = 5,978.56/x
3. Step 3: Cross multiply
   10,392x = 14,343.52 × 5,978.56
4. Step 4: Simplify right side
   10,392x = 85,753,594.93
5. Step 5: Solve for x
   x = 85,753,594.93/10,392
6. Step 6: Final answer
   x = 8,251.89