Finding the Fourth Proportional to 127,223.16, 190,856.72 and 42,983.92

Step by Step Solution

1. Step 1: Write the proportion equation
   127,223.16 : 190,856.72 = 42,983.92 : x
2. Step 2: Convert to fraction form
   127,223.16/190,856.72 = 42,983.92/x
3. Step 3: Cross multiply
   127,223.16x = 190,856.72 × 42,983.92
4. Step 4: Simplify right side
   127,223.16x = 8,203,769,983.94
5. Step 5: Solve for x
   x = 8,203,769,983.94/127,223.16
6. Step 6: Final answer
   x = 64,483.31