Finding the Fourth Proportional to 37,928.52, 52,352.46 and 22,020.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,928.52 : 52,352.46 = 22,020.12 : x
2. Step 2: Convert to fraction form
   37,928.52/52,352.46 = 22,020.12/x
3. Step 3: Cross multiply
   37,928.52x = 52,352.46 × 22,020.12
4. Step 4: Simplify right side
   37,928.52x = 1,152,807,451.50
5. Step 5: Solve for x
   x = 1,152,807,451.50/37,928.52
6. Step 6: Final answer
   x = 30,394.21