Finding the Fourth Proportional to 37,727.78, 52,064.03 and 20,499.99

Step by Step Solution

1. Step 1: Write the proportion equation
   37,727.78 : 52,064.03 = 20,499.99 : x
2. Step 2: Convert to fraction form
   37,727.78/52,064.03 = 20,499.99/x
3. Step 3: Cross multiply
   37,727.78x = 52,064.03 × 20,499.99
4. Step 4: Simplify right side
   37,727.78x = 1,067,311,991.86
5. Step 5: Solve for x
   x = 1,067,311,991.86/37,727.78
6. Step 6: Final answer
   x = 28,289.82