Finding the Fourth Proportional to 37,754.99, 52,100.78 and 20,759.21

Step by Step Solution

1. Step 1: Write the proportion equation
   37,754.99 : 52,100.78 = 20,759.21 : x
2. Step 2: Convert to fraction form
   37,754.99/52,100.78 = 20,759.21/x
3. Step 3: Cross multiply
   37,754.99x = 52,100.78 × 20,759.21
4. Step 4: Simplify right side
   37,754.99x = 1,081,571,059.64
5. Step 5: Solve for x
   x = 1,081,571,059.64/37,754.99
6. Step 6: Final answer
   x = 28,647.11