Finding the Fourth Proportional to 127,003.90, 190,372.48 and 42,734.82

Step by Step Solution

1. Step 1: Write the proportion equation
   127,003.90 : 190,372.48 = 42,734.82 : x
2. Step 2: Convert to fraction form
   127,003.90/190,372.48 = 42,734.82/x
3. Step 3: Cross multiply
   127,003.90x = 190,372.48 × 42,734.82
4. Step 4: Simplify right side
   127,003.90x = 8,135,533,665.75
5. Step 5: Solve for x
   x = 8,135,533,665.75/127,003.90
6. Step 6: Final answer
   x = 64,057.35