Finding the Fourth Proportional to 12,057.33, 18,061.14 and 5,798.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,057.33 : 18,061.14 = 5,798.86 : x
2. Step 2: Convert to fraction form
   12,057.33/18,061.14 = 5,798.86/x
3. Step 3: Cross multiply
   12,057.33x = 18,061.14 × 5,798.86
4. Step 4: Simplify right side
   12,057.33x = 104,734,022.30
5. Step 5: Solve for x
   x = 104,734,022.30/12,057.33
6. Step 6: Final answer
   x = 8,686.34