Finding the Third Proportional to 10,858.50 and 23,681.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,858.50 : 23,681.25 = 23,681.25 : x
2. Step 2: Convert to fraction form
   10,858.50/23,681.25 = 23,681.25/x
3. Step 3: Cross multiply
   10,858.50x = 23,681.25 × 23,681.25
4. Step 4: Simplify right side
   10,858.50x = 560,801,601.56
5. Step 5: Solve for x
   x = 560,801,601.56/10,858.50
6. Step 6: Final answer
   x = 51,646.32