Finding the Fourth Proportional to 53,910.27, 80,881.47 and 38,951.19

Step by Step Solution

1. Step 1: Write the proportion equation
   53,910.27 : 80,881.47 = 38,951.19 : x
2. Step 2: Convert to fraction form
   53,910.27/80,881.47 = 38,951.19/x
3. Step 3: Cross multiply
   53,910.27x = 80,881.47 × 38,951.19
4. Step 4: Simplify right side
   53,910.27x = 3,150,429,505.45
5. Step 5: Solve for x
   x = 3,150,429,505.45/53,910.27
6. Step 6: Final answer
   x = 58,438.39