Finding the Third Proportional to 20,328.75 and 30,340.13

Step by Step Solution

1. Step 1: Write the proportion equation
   20,328.75 : 30,340.13 = 30,340.13 : x
2. Step 2: Convert to fraction form
   20,328.75/30,340.13 = 30,340.13/x
3. Step 3: Cross multiply
   20,328.75x = 30,340.13 × 30,340.13
4. Step 4: Simplify right side
   20,328.75x = 920,523,185.02
5. Step 5: Solve for x
   x = 920,523,185.02/20,328.75
6. Step 6: Final answer
   x = 45,281.84