Finding the Third Proportional to 20,038.50 and 28,482.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,038.50 : 28,482.75 = 28,482.75 : x
2. Step 2: Convert to fraction form
   20,038.50/28,482.75 = 28,482.75/x
3. Step 3: Cross multiply
   20,038.50x = 28,482.75 × 28,482.75
4. Step 4: Simplify right side
   20,038.50x = 811,267,047.56
5. Step 5: Solve for x
   x = 811,267,047.56/20,038.50
6. Step 6: Final answer
   x = 40,485.42