Finding the Third Proportional to 18,643.50 and 29,099.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,643.50 : 29,099.25 = 29,099.25 : x
2. Step 2: Convert to fraction form
   18,643.50/29,099.25 = 29,099.25/x
3. Step 3: Cross multiply
   18,643.50x = 29,099.25 × 29,099.25
4. Step 4: Simplify right side
   18,643.50x = 846,766,350.56
5. Step 5: Solve for x
   x = 846,766,350.56/18,643.50
6. Step 6: Final answer
   x = 45,418.85