Finding the Third Proportional to 19,866.75 and 45,292.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,866.75 : 45,292.50 = 45,292.50 : x
2. Step 2: Convert to fraction form
   19,866.75/45,292.50 = 45,292.50/x
3. Step 3: Cross multiply
   19,866.75x = 45,292.50 × 45,292.50
4. Step 4: Simplify right side
   19,866.75x = 2,051,410,556.25
5. Step 5: Solve for x
   x = 2,051,410,556.25/19,866.75
6. Step 6: Final answer
   x = 103,258.49