Finding the Fourth Proportional to 127,018.27, 190,153.59 and 84,793.60

Step by Step Solution

1. Step 1: Write the proportion equation
   127,018.27 : 190,153.59 = 84,793.60 : x
2. Step 2: Convert to fraction form
   127,018.27/190,153.59 = 84,793.60/x
3. Step 3: Cross multiply
   127,018.27x = 190,153.59 × 84,793.60
4. Step 4: Simplify right side
   127,018.27x = 16,123,807,449.02
5. Step 5: Solve for x
   x = 16,123,807,449.02/127,018.27
6. Step 6: Final answer
   x = 126,940.85