Finding the Third Proportional to 21,748.50 and 24,558.19

Step by Step Solution

1. Step 1: Write the proportion equation
   21,748.50 : 24,558.19 = 24,558.19 : x
2. Step 2: Convert to fraction form
   21,748.50/24,558.19 = 24,558.19/x
3. Step 3: Cross multiply
   21,748.50x = 24,558.19 × 24,558.19
4. Step 4: Simplify right side
   21,748.50x = 603,104,573.29
5. Step 5: Solve for x
   x = 603,104,573.29/21,748.50
6. Step 6: Final answer
   x = 27,730.86