Finding the Third Proportional to 20,522.25 and 30,931.88

Step by Step Solution

1. Step 1: Write the proportion equation
   20,522.25 : 30,931.88 = 30,931.88 : x
2. Step 2: Convert to fraction form
   20,522.25/30,931.88 = 30,931.88/x
3. Step 3: Cross multiply
   20,522.25x = 30,931.88 × 30,931.88
4. Step 4: Simplify right side
   20,522.25x = 956,780,891.02
5. Step 5: Solve for x
   x = 956,780,891.02/20,522.25
6. Step 6: Final answer
   x = 46,621.64