Finding the Fourth Proportional to 127,018.92, 190,460.18 and 42,750.96

Step by Step Solution

1. Step 1: Write the proportion equation
   127,018.92 : 190,460.18 = 42,750.96 : x
2. Step 2: Convert to fraction form
   127,018.92/190,460.18 = 42,750.96/x
3. Step 3: Cross multiply
   127,018.92x = 190,460.18 × 42,750.96
4. Step 4: Simplify right side
   127,018.92x = 8,142,355,536.77
5. Step 5: Solve for x
   x = 8,142,355,536.77/127,018.92
6. Step 6: Final answer
   x = 64,103.49