Finding the Fourth Proportional to 36,490.42, 50,356.86 and 19,723.42

Step by Step Solution

1. Step 1: Write the proportion equation
   36,490.42 : 50,356.86 = 19,723.42 : x
2. Step 2: Convert to fraction form
   36,490.42/50,356.86 = 19,723.42/x
3. Step 3: Cross multiply
   36,490.42x = 50,356.86 × 19,723.42
4. Step 4: Simplify right side
   36,490.42x = 993,209,401.04
5. Step 5: Solve for x
   x = 993,209,401.04/36,490.42
6. Step 6: Final answer
   x = 27,218.36