Finding the Fourth Proportional to 35,300.38, 48,718.84 and 20,396.38

Step by Step Solution

1. Step 1: Write the proportion equation
   35,300.38 : 48,718.84 = 20,396.38 : x
2. Step 2: Convert to fraction form
   35,300.38/48,718.84 = 20,396.38/x
3. Step 3: Cross multiply
   35,300.38x = 48,718.84 × 20,396.38
4. Step 4: Simplify right side
   35,300.38x = 993,687,730.21
5. Step 5: Solve for x
   x = 993,687,730.21/35,300.38
6. Step 6: Final answer
   x = 28,149.50