Finding the Fourth Proportional to 35,598.54, 49,122.72 and 20,487.18

Step by Step Solution

1. Step 1: Write the proportion equation
   35,598.54 : 49,122.72 = 20,487.18 : x
2. Step 2: Convert to fraction form
   35,598.54/49,122.72 = 20,487.18/x
3. Step 3: Cross multiply
   35,598.54x = 49,122.72 × 20,487.18
4. Step 4: Simplify right side
   35,598.54x = 1,006,386,006.73
5. Step 5: Solve for x
   x = 1,006,386,006.73/35,598.54
6. Step 6: Final answer
   x = 28,270.43