Finding the Fourth Proportional to 10,643.59, 14,688.15 and 5,927.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,643.59 : 14,688.15 = 5,927.87 : x
2. Step 2: Convert to fraction form
   10,643.59/14,688.15 = 5,927.87/x
3. Step 3: Cross multiply
   10,643.59x = 14,688.15 × 5,927.87
4. Step 4: Simplify right side
   10,643.59x = 87,069,483.42
5. Step 5: Solve for x
   x = 87,069,483.42/10,643.59
6. Step 6: Final answer
   x = 8,180.46