Finding the Third Proportional to 20,263.88 and 30,314.81

Step by Step Solution

1. Step 1: Write the proportion equation
   20,263.88 : 30,314.81 = 30,314.81 : x
2. Step 2: Convert to fraction form
   20,263.88/30,314.81 = 30,314.81/x
3. Step 3: Cross multiply
   20,263.88x = 30,314.81 × 30,314.81
4. Step 4: Simplify right side
   20,263.88x = 918,987,856.91
5. Step 5: Solve for x
   x = 918,987,856.91/20,263.88
6. Step 6: Final answer
   x = 45,351.04