Finding the Fourth Proportional to 10,643.12, 14,687.60 and 5,927.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,643.12 : 14,687.60 = 5,927.49 : x
2. Step 2: Convert to fraction form
   10,643.12/14,687.60 = 5,927.49/x
3. Step 3: Cross multiply
   10,643.12x = 14,687.60 × 5,927.49
4. Step 4: Simplify right side
   10,643.12x = 87,060,572.49
5. Step 5: Solve for x
   x = 87,060,572.49/10,643.12
6. Step 6: Final answer
   x = 8,179.99