Finding the Fourth Proportional to 41,978.76, 62,929.24 and 15,663.48

Step by Step Solution

1. Step 1: Write the proportion equation
   41,978.76 : 62,929.24 = 15,663.48 : x
2. Step 2: Convert to fraction form
   41,978.76/62,929.24 = 15,663.48/x
3. Step 3: Cross multiply
   41,978.76x = 62,929.24 × 15,663.48
4. Step 4: Simplify right side
   41,978.76x = 985,690,892.16
5. Step 5: Solve for x
   x = 985,690,892.16/41,978.76
6. Step 6: Final answer
   x = 23,480.71