Finding the Fourth Proportional to 37,945.27, 52,363.12 and 20,949.17

Step by Step Solution

1. Step 1: Write the proportion equation
   37,945.27 : 52,363.12 = 20,949.17 : x
2. Step 2: Convert to fraction form
   37,945.27/52,363.12 = 20,949.17/x
3. Step 3: Cross multiply
   37,945.27x = 52,363.12 × 20,949.17
4. Step 4: Simplify right side
   37,945.27x = 1,096,963,784.78
5. Step 5: Solve for x
   x = 1,096,963,784.78/37,945.27
6. Step 6: Final answer
   x = 28,909.10