Finding the Fourth Proportional to 41,978.76, 62,640.71 and 38,252.76

Step by Step Solution

1. Step 1: Write the proportion equation
   41,978.76 : 62,640.71 = 38,252.76 : x
2. Step 2: Convert to fraction form
   41,978.76/62,640.71 = 38,252.76/x
3. Step 3: Cross multiply
   41,978.76x = 62,640.71 × 38,252.76
4. Step 4: Simplify right side
   41,978.76x = 2,396,180,045.86
5. Step 5: Solve for x
   x = 2,396,180,045.86/41,978.76
6. Step 6: Final answer
   x = 57,080.77