Finding the Fourth Proportional to 14,664.83, 21,998.27 and 5,899.78

Step by Step Solution

1. Step 1: Write the proportion equation
   14,664.83 : 21,998.27 = 5,899.78 : x
2. Step 2: Convert to fraction form
   14,664.83/21,998.27 = 5,899.78/x
3. Step 3: Cross multiply
   14,664.83x = 21,998.27 × 5,899.78
4. Step 4: Simplify right side
   14,664.83x = 129,784,868.89
5. Step 5: Solve for x
   x = 129,784,868.89/14,664.83
6. Step 6: Final answer
   x = 8,850.08