Finding the Fourth Proportional to 140,811, 194,288.94 and 83,468.40

Step by Step Solution

1. Step 1: Write the proportion equation
   140,811 : 194,288.94 = 83,468.40 : x
2. Step 2: Convert to fraction form
   140,811/194,288.94 = 83,468.40/x
3. Step 3: Cross multiply
   140,811x = 194,288.94 × 83,468.40
4. Step 4: Simplify right side
   140,811x = 16,216,986,959.50
5. Step 5: Solve for x
   x = 16,216,986,959.50/140,811
6. Step 6: Final answer
   x = 115,168.47