Finding the Fourth Proportional to 142,727.41, 196,975.83 and 79,071.13

Step by Step Solution

1. Step 1: Write the proportion equation
   142,727.41 : 196,975.83 = 79,071.13 : x
2. Step 2: Convert to fraction form
   142,727.41/196,975.83 = 79,071.13/x
3. Step 3: Cross multiply
   142,727.41x = 196,975.83 × 79,071.13
4. Step 4: Simplify right side
   142,727.41x = 15,575,102,003.52
5. Step 5: Solve for x
   x = 15,575,102,003.52/142,727.41
6. Step 6: Final answer
   x = 109,124.81