Finding the Fourth Proportional to 142,806.94, 197,073.59 and 79,148.84

Step by Step Solution

1. Step 1: Write the proportion equation
   142,806.94 : 197,073.59 = 79,148.84 : x
2. Step 2: Convert to fraction form
   142,806.94/197,073.59 = 79,148.84/x
3. Step 3: Cross multiply
   142,806.94x = 197,073.59 × 79,148.84
4. Step 4: Simplify right side
   142,806.94x = 15,598,144,662.02
5. Step 5: Solve for x
   x = 15,598,144,662.02/142,806.94
6. Step 6: Final answer
   x = 109,225.40