Finding the Fourth Proportional to 37,773.34, 52,121.37 and 21,859.27

Step by Step Solution

1. Step 1: Write the proportion equation
   37,773.34 : 52,121.37 = 21,859.27 : x
2. Step 2: Convert to fraction form
   37,773.34/52,121.37 = 21,859.27/x
3. Step 3: Cross multiply
   37,773.34x = 52,121.37 × 21,859.27
4. Step 4: Simplify right side
   37,773.34x = 1,139,335,051.27
5. Step 5: Solve for x
   x = 1,139,335,051.27/37,773.34
6. Step 6: Final answer
   x = 30,162.41