Finding the Third Proportional to 23,891.50 and 51,131

Step by Step Solution

1. Step 1: Write the proportion equation
   23,891.50 : 51,131 = 51,131 : x
2. Step 2: Convert to fraction form
   23,891.50/51,131 = 51,131/x
3. Step 3: Cross multiply
   23,891.50x = 51,131 × 51,131
4. Step 4: Simplify right side
   23,891.50x = 2,614,379,161
5. Step 5: Solve for x
   x = 2,614,379,161/23,891.50
6. Step 6: Final answer
   x = 109,427.17