Finding the Third Proportional to 20,089.13 and 30,315.94

Step by Step Solution

1. Step 1: Write the proportion equation
   20,089.13 : 30,315.94 = 30,315.94 : x
2. Step 2: Convert to fraction form
   20,089.13/30,315.94 = 30,315.94/x
3. Step 3: Cross multiply
   20,089.13x = 30,315.94 × 30,315.94
4. Step 4: Simplify right side
   20,089.13x = 919,056,066.50
5. Step 5: Solve for x
   x = 919,056,066.50/20,089.13
6. Step 6: Final answer
   x = 45,748.93