Finding the Fourth Proportional to 143,059.37, 197,422.52 and 79,397.82

Step by Step Solution

1. Step 1: Write the proportion equation
   143,059.37 : 197,422.52 = 79,397.82 : x
2. Step 2: Convert to fraction form
   143,059.37/197,422.52 = 79,397.82/x
3. Step 3: Cross multiply
   143,059.37x = 197,422.52 × 79,397.82
4. Step 4: Simplify right side
   143,059.37x = 15,674,917,309.92
5. Step 5: Solve for x
   x = 15,674,917,309.92/143,059.37
6. Step 6: Final answer
   x = 109,569.32