Finding the Fourth Proportional to 35,978.31, 49,650.98 and 20,062.62

Step by Step Solution

1. Step 1: Write the proportion equation
   35,978.31 : 49,650.98 = 20,062.62 : x
2. Step 2: Convert to fraction form
   35,978.31/49,650.98 = 20,062.62/x
3. Step 3: Cross multiply
   35,978.31x = 49,650.98 × 20,062.62
4. Step 4: Simplify right side
   35,978.31x = 996,128,644.05
5. Step 5: Solve for x
   x = 996,128,644.05/35,978.31
6. Step 6: Final answer
   x = 27,686.92