Finding the Fourth Proportional to 35,610.38, 49,127.47 and 20,499.42

Step by Step Solution

1. Step 1: Write the proportion equation
   35,610.38 : 49,127.47 = 20,499.42 : x
2. Step 2: Convert to fraction form
   35,610.38/49,127.47 = 20,499.42/x
3. Step 3: Cross multiply
   35,610.38x = 49,127.47 × 20,499.42
4. Step 4: Simplify right side
   35,610.38x = 1,007,084,641.07
5. Step 5: Solve for x
   x = 1,007,084,641.07/35,610.38
6. Step 6: Final answer
   x = 28,280.65