Finding the Fourth Proportional to 127,648.48, 191,501.16 and 38,908.88

Step by Step Solution

1. Step 1: Write the proportion equation
   127,648.48 : 191,501.16 = 38,908.88 : x
2. Step 2: Convert to fraction form
   127,648.48/191,501.16 = 38,908.88/x
3. Step 3: Cross multiply
   127,648.48x = 191,501.16 × 38,908.88
4. Step 4: Simplify right side
   127,648.48x = 7,451,095,987.15
5. Step 5: Solve for x
   x = 7,451,095,987.15/127,648.48
6. Step 6: Final answer
   x = 58,371.99