Finding the Third Proportional to 10,812 and 23,290.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,812 : 23,290.50 = 23,290.50 : x
2. Step 2: Convert to fraction form
   10,812/23,290.50 = 23,290.50/x
3. Step 3: Cross multiply
   10,812x = 23,290.50 × 23,290.50
4. Step 4: Simplify right side
   10,812x = 542,447,390.25
5. Step 5: Solve for x
   x = 542,447,390.25/10,812
6. Step 6: Final answer
   x = 50,170.86