Finding the Fourth Proportional to 140,996.06, 194,569.80 and 83,669.42

Step by Step Solution

1. Step 1: Write the proportion equation
   140,996.06 : 194,569.80 = 83,669.42 : x
2. Step 2: Convert to fraction form
   140,996.06/194,569.80 = 83,669.42/x
3. Step 3: Cross multiply
   140,996.06x = 194,569.80 × 83,669.42
4. Step 4: Simplify right side
   140,996.06x = 16,279,542,315.52
5. Step 5: Solve for x
   x = 16,279,542,315.52/140,996.06
6. Step 6: Final answer
   x = 115,460.97