Finding the Fourth Proportional to 127,456.32, 191,143.56 and 42,047.98

Step by Step Solution

1. Step 1: Write the proportion equation
   127,456.32 : 191,143.56 = 42,047.98 : x
2. Step 2: Convert to fraction form
   127,456.32/191,143.56 = 42,047.98/x
3. Step 3: Cross multiply
   127,456.32x = 191,143.56 × 42,047.98
4. Step 4: Simplify right side
   127,456.32x = 8,037,200,588.01
5. Step 5: Solve for x
   x = 8,037,200,588.01/127,456.32
6. Step 6: Final answer
   x = 63,058.47