Finding the Fourth Proportional to 10,627.78, 14,665.98 and 5,911.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,627.78 : 14,665.98 = 5,911.96 : x
2. Step 2: Convert to fraction form
   10,627.78/14,665.98 = 5,911.96/x
3. Step 3: Cross multiply
   10,627.78x = 14,665.98 × 5,911.96
4. Step 4: Simplify right side
   10,627.78x = 86,704,687.12
5. Step 5: Solve for x
   x = 86,704,687.12/10,627.78
6. Step 6: Final answer
   x = 8,158.31