Finding the Third Proportional to 21,664.13 and 45,859.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,664.13 : 45,859.50 = 45,859.50 : x
2. Step 2: Convert to fraction form
   21,664.13/45,859.50 = 45,859.50/x
3. Step 3: Cross multiply
   21,664.13x = 45,859.50 × 45,859.50
4. Step 4: Simplify right side
   21,664.13x = 2,103,093,740.25
5. Step 5: Solve for x
   x = 2,103,093,740.25/21,664.13
6. Step 6: Final answer
   x = 97,077.25