Finding the Fourth Proportional to 127,003.34, 190,436.97 and 42,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   127,003.34 : 190,436.97 = 42,735.50 : x
2. Step 2: Convert to fraction form
   127,003.34/190,436.97 = 42,735.50/x
3. Step 3: Cross multiply
   127,003.34x = 190,436.97 × 42,735.50
4. Step 4: Simplify right side
   127,003.34x = 8,138,419,053.65
5. Step 5: Solve for x
   x = 8,138,419,053.65/127,003.34
6. Step 6: Final answer
   x = 64,080.35