Finding the Fourth Proportional to 140,612.70, 194,015.52 and 83,270.04

Step by Step Solution

1. Step 1: Write the proportion equation
   140,612.70 : 194,015.52 = 83,270.04 : x
2. Step 2: Convert to fraction form
   140,612.70/194,015.52 = 83,270.04/x
3. Step 3: Cross multiply
   140,612.70x = 194,015.52 × 83,270.04
4. Step 4: Simplify right side
   140,612.70x = 16,155,680,111.02
5. Step 5: Solve for x
   x = 16,155,680,111.02/140,612.70
6. Step 6: Final answer
   x = 114,894.89