Finding the Fourth Proportional to 143,162.46, 197,564.58 and 79,500.30

Step by Step Solution

1. Step 1: Write the proportion equation
   143,162.46 : 197,564.58 = 79,500.30 : x
2. Step 2: Convert to fraction form
   143,162.46/197,564.58 = 79,500.30/x
3. Step 3: Cross multiply
   143,162.46x = 197,564.58 × 79,500.30
4. Step 4: Simplify right side
   143,162.46x = 15,706,443,379.37
5. Step 5: Solve for x
   x = 15,706,443,379.37/143,162.46
6. Step 6: Final answer
   x = 109,710.63