Finding the Fourth Proportional to 143,610.37, 198,174.47 and 79,067.00

Step by Step Solution

1. Step 1: Write the proportion equation
   143,610.37 : 198,174.47 = 79,067.00 : x
2. Step 2: Convert to fraction form
   143,610.37/198,174.47 = 79,067.00/x
3. Step 3: Cross multiply
   143,610.37x = 198,174.47 × 79,067.00
4. Step 4: Simplify right side
   143,610.37x = 15,669,060,919.59
5. Step 5: Solve for x
   x = 15,669,060,919.59/143,610.37
6. Step 6: Final answer
   x = 109,108.15