Finding the Fourth Proportional to 37,949.72, 52,370.75 and 20,953.69

Step by Step Solution

1. Step 1: Write the proportion equation
   37,949.72 : 52,370.75 = 20,953.69 : x
2. Step 2: Convert to fraction form
   37,949.72/52,370.75 = 20,953.69/x
3. Step 3: Cross multiply
   37,949.72x = 52,370.75 × 20,953.69
4. Step 4: Simplify right side
   37,949.72x = 1,097,360,382.02
5. Step 5: Solve for x
   x = 1,097,360,382.02/37,949.72
6. Step 6: Final answer
   x = 28,916.17