Finding the Fourth Proportional to 39,928.00, 55,100.90 and 22,023.49

Step by Step Solution

1. Step 1: Write the proportion equation
   39,928.00 : 55,100.90 = 22,023.49 : x
2. Step 2: Convert to fraction form
   39,928.00/55,100.90 = 22,023.49/x
3. Step 3: Cross multiply
   39,928.00x = 55,100.90 × 22,023.49
4. Step 4: Simplify right side
   39,928.00x = 1,213,513,734.52
5. Step 5: Solve for x
   x = 1,213,513,734.52/39,928.00
6. Step 6: Final answer
   x = 30,392.55