Finding the Fourth Proportional to 142,746.83, 196,982.85 and 79,080.83

Step by Step Solution

1. Step 1: Write the proportion equation
   142,746.83 : 196,982.85 = 79,080.83 : x
2. Step 2: Convert to fraction form
   142,746.83/196,982.85 = 79,080.83/x
3. Step 3: Cross multiply
   142,746.83x = 196,982.85 × 79,080.83
4. Step 4: Simplify right side
   142,746.83x = 15,577,566,288.85
5. Step 5: Solve for x
   x = 15,577,566,288.85/142,746.83
6. Step 6: Final answer
   x = 109,127.23