Finding the Fourth Proportional to 140,449.02, 193,819.83 and 80,017.02

Step by Step Solution

1. Step 1: Write the proportion equation
   140,449.02 : 193,819.83 = 80,017.02 : x
2. Step 2: Convert to fraction form
   140,449.02/193,819.83 = 80,017.02/x
3. Step 3: Cross multiply
   140,449.02x = 193,819.83 × 80,017.02
4. Step 4: Simplify right side
   140,449.02x = 15,508,885,213.51
5. Step 5: Solve for x
   x = 15,508,885,213.51/140,449.02
6. Step 6: Final answer
   x = 110,423.59