Finding the Fourth Proportional to 37,814.50, 52,185.12 and 20,820.52

Step by Step Solution

1. Step 1: Write the proportion equation
   37,814.50 : 52,185.12 = 20,820.52 : x
2. Step 2: Convert to fraction form
   37,814.50/52,185.12 = 20,820.52/x
3. Step 3: Cross multiply
   37,814.50x = 52,185.12 × 20,820.52
4. Step 4: Simplify right side
   37,814.50x = 1,086,521,334.66
5. Step 5: Solve for x
   x = 1,086,521,334.66/37,814.50
6. Step 6: Final answer
   x = 28,732.93