Finding the Fourth Proportional to 127,078.22, 190,606.91 and 42,836.55

Step by Step Solution

1. Step 1: Write the proportion equation
   127,078.22 : 190,606.91 = 42,836.55 : x
2. Step 2: Convert to fraction form
   127,078.22/190,606.91 = 42,836.55/x
3. Step 3: Cross multiply
   127,078.22x = 190,606.91 × 42,836.55
4. Step 4: Simplify right side
   127,078.22x = 8,164,942,216.38
5. Step 5: Solve for x
   x = 8,164,942,216.38/127,078.22
6. Step 6: Final answer
   x = 64,251.31