Finding the Fourth Proportional to 143,322.50, 197,788.41 and 79,662.98

Step by Step Solution

1. Step 1: Write the proportion equation
   143,322.50 : 197,788.41 = 79,662.98 : x
2. Step 2: Convert to fraction form
   143,322.50/197,788.41 = 79,662.98/x
3. Step 3: Cross multiply
   143,322.50x = 197,788.41 × 79,662.98
4. Step 4: Simplify right side
   143,322.50x = 15,756,414,150.06
5. Step 5: Solve for x
   x = 15,756,414,150.06/143,322.50
6. Step 6: Final answer
   x = 109,936.78