Finding the Third Proportional to 18,114.47 and 26,647.31

Step by Step Solution

1. Step 1: Write the proportion equation
   18,114.47 : 26,647.31 = 26,647.31 : x
2. Step 2: Convert to fraction form
   18,114.47/26,647.31 = 26,647.31/x
3. Step 3: Cross multiply
   18,114.47x = 26,647.31 × 26,647.31
4. Step 4: Simplify right side
   18,114.47x = 710,079,263.47
5. Step 5: Solve for x
   x = 710,079,263.47/18,114.47
6. Step 6: Final answer
   x = 39,199.56