Finding the Fourth Proportional to 142,722.52, 196,954.50 and 79,060.12

Step by Step Solution

1. Step 1: Write the proportion equation
   142,722.52 : 196,954.50 = 79,060.12 : x
2. Step 2: Convert to fraction form
   142,722.52/196,954.50 = 79,060.12/x
3. Step 3: Cross multiply
   142,722.52x = 196,954.50 × 79,060.12
4. Step 4: Simplify right side
   142,722.52x = 15,571,246,404.54
5. Step 5: Solve for x
   x = 15,571,246,404.54/142,722.52
6. Step 6: Final answer
   x = 109,101.54