Finding the Third Proportional to 20,848.50 and 30,723.75

Step by Step Solution

1. Step 1: Write the proportion equation
   20,848.50 : 30,723.75 = 30,723.75 : x
2. Step 2: Convert to fraction form
   20,848.50/30,723.75 = 30,723.75/x
3. Step 3: Cross multiply
   20,848.50x = 30,723.75 × 30,723.75
4. Step 4: Simplify right side
   20,848.50x = 943,948,814.06
5. Step 5: Solve for x
   x = 943,948,814.06/20,848.50
6. Step 6: Final answer
   x = 45,276.58