Finding the Fourth Proportional to 37,820.94, 52,189.29 and 20,824.98

Step by Step Solution

1. Step 1: Write the proportion equation
   37,820.94 : 52,189.29 = 20,824.98 : x
2. Step 2: Convert to fraction form
   37,820.94/52,189.29 = 20,824.98/x
3. Step 3: Cross multiply
   37,820.94x = 52,189.29 × 20,824.98
4. Step 4: Simplify right side
   37,820.94x = 1,086,840,920.46
5. Step 5: Solve for x
   x = 1,086,840,920.46/37,820.94
6. Step 6: Final answer
   x = 28,736.49