Finding the Third Proportional to 16,419.75 and 23,911.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,419.75 : 23,911.50 = 23,911.50 : x
2. Step 2: Convert to fraction form
   16,419.75/23,911.50 = 23,911.50/x
3. Step 3: Cross multiply
   16,419.75x = 23,911.50 × 23,911.50
4. Step 4: Simplify right side
   16,419.75x = 571,759,832.25
5. Step 5: Solve for x
   x = 571,759,832.25/16,419.75
6. Step 6: Final answer
   x = 34,821.47