Finding the Fourth Proportional to 35,743.27, 49,327.92 and 20,638.69

Step by Step Solution

1. Step 1: Write the proportion equation
   35,743.27 : 49,327.92 = 20,638.69 : x
2. Step 2: Convert to fraction form
   35,743.27/49,327.92 = 20,638.69/x
3. Step 3: Cross multiply
   35,743.27x = 49,327.92 × 20,638.69
4. Step 4: Simplify right side
   35,743.27x = 1,018,063,649.22
5. Step 5: Solve for x
   x = 1,018,063,649.22/35,743.27
6. Step 6: Final answer
   x = 28,482.67