Finding the Fourth Proportional to 143,025.82, 197,375.75 and 79,363.57

Step by Step Solution

1. Step 1: Write the proportion equation
   143,025.82 : 197,375.75 = 79,363.57 : x
2. Step 2: Convert to fraction form
   143,025.82/197,375.75 = 79,363.57/x
3. Step 3: Cross multiply
   143,025.82x = 197,375.75 × 79,363.57
4. Step 4: Simplify right side
   143,025.82x = 15,664,444,151.43
5. Step 5: Solve for x
   x = 15,664,444,151.43/143,025.82
6. Step 6: Final answer
   x = 109,521.79