Finding the Fourth Proportional to 37,948.37, 52,366.05 and 20,949.87

Step by Step Solution

1. Step 1: Write the proportion equation
   37,948.37 : 52,366.05 = 20,949.87 : x
2. Step 2: Convert to fraction form
   37,948.37/52,366.05 = 20,949.87/x
3. Step 3: Cross multiply
   37,948.37x = 52,366.05 × 20,949.87
4. Step 4: Simplify right side
   37,948.37x = 1,097,061,939.91
5. Step 5: Solve for x
   x = 1,097,061,939.91/37,948.37
6. Step 6: Final answer
   x = 28,909.33