Finding the Fourth Proportional to 142,667.52, 196,881 and 79,005.24

Step by Step Solution

1. Step 1: Write the proportion equation
   142,667.52 : 196,881 = 79,005.24 : x
2. Step 2: Convert to fraction form
   142,667.52/196,881 = 79,005.24/x
3. Step 3: Cross multiply
   142,667.52x = 196,881 × 79,005.24
4. Step 4: Simplify right side
   142,667.52x = 15,554,630,656.44
5. Step 5: Solve for x
   x = 15,554,630,656.44/142,667.52
6. Step 6: Final answer
   x = 109,027.13