Finding the Third Proportional to 10,918.50 and 25,666.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,918.50 : 25,666.13 = 25,666.13 : x
2. Step 2: Convert to fraction form
   10,918.50/25,666.13 = 25,666.13/x
3. Step 3: Cross multiply
   10,918.50x = 25,666.13 × 25,666.13
4. Step 4: Simplify right side
   10,918.50x = 658,749,972.52
5. Step 5: Solve for x
   x = 658,749,972.52/10,918.50
6. Step 6: Final answer
   x = 60,333.38