Finding the Fourth Proportional to 49,039.40, 67,672.37 and 27,818.21

Step by Step Solution

1. Step 1: Write the proportion equation
   49,039.40 : 67,672.37 = 27,818.21 : x
2. Step 2: Convert to fraction form
   49,039.40/67,672.37 = 27,818.21/x
3. Step 3: Cross multiply
   49,039.40x = 67,672.37 × 27,818.21
4. Step 4: Simplify right side
   49,039.40x = 1,882,524,199.86
5. Step 5: Solve for x
   x = 1,882,524,199.86/49,039.40
6. Step 6: Final answer
   x = 38,387.99