Finding the Fourth Proportional to 37,740.50, 52,081.92 and 20,973.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,740.50 : 52,081.92 = 20,973.50 : x
2. Step 2: Convert to fraction form
   37,740.50/52,081.92 = 20,973.50/x
3. Step 3: Cross multiply
   37,740.50x = 52,081.92 × 20,973.50
4. Step 4: Simplify right side
   37,740.50x = 1,092,340,149.12
5. Step 5: Solve for x
   x = 1,092,340,149.12/37,740.50
6. Step 6: Final answer
   x = 28,943.45