Finding the Fourth Proportional to 127,013.27, 190,452.47 and 42,745.32

Step by Step Solution

1. Step 1: Write the proportion equation
   127,013.27 : 190,452.47 = 42,745.32 : x
2. Step 2: Convert to fraction form
   127,013.27/190,452.47 = 42,745.32/x
3. Step 3: Cross multiply
   127,013.27x = 190,452.47 × 42,745.32
4. Step 4: Simplify right side
   127,013.27x = 8,140,951,561.21
5. Step 5: Solve for x
   x = 8,140,951,561.21/127,013.27
6. Step 6: Final answer
   x = 64,095.29