Finding the Fourth Proportional to 37,945.50, 52,365.62 and 20,949.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,945.50 : 52,365.62 = 20,949.69 : x
2. Step 2: Convert to fraction form
   37,945.50/52,365.62 = 20,949.69/x
3. Step 3: Cross multiply
   37,945.50x = 52,365.62 × 20,949.69
4. Step 4: Simplify right side
   37,945.50x = 1,097,043,400.91
5. Step 5: Solve for x
   x = 1,097,043,400.91/37,945.50
6. Step 6: Final answer
   x = 28,911.03