Finding the Third Proportional to 21,580 and 45,748

Step by Step Solution

1. Step 1: Write the proportion equation
   21,580 : 45,748 = 45,748 : x
2. Step 2: Convert to fraction form
   21,580/45,748 = 45,748/x
3. Step 3: Cross multiply
   21,580x = 45,748 × 45,748
4. Step 4: Simplify right side
   21,580x = 2,092,879,504
5. Step 5: Solve for x
   x = 2,092,879,504/21,580
6. Step 6: Final answer
   x = 96,982.37