Finding the Fourth Proportional to 10,158.52, 14,027.41 and 6,388.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,158.52 : 14,027.41 = 6,388.00 : x
2. Step 2: Convert to fraction form
   10,158.52/14,027.41 = 6,388.00/x
3. Step 3: Cross multiply
   10,158.52x = 14,027.41 × 6,388.00
4. Step 4: Simplify right side
   10,158.52x = 89,607,024.94
5. Step 5: Solve for x
   x = 89,607,024.94/10,158.52
6. Step 6: Final answer
   x = 8,820.87