Finding the Third Proportional to 19,698.50 and 45,556

Step by Step Solution

1. Step 1: Write the proportion equation
   19,698.50 : 45,556 = 45,556 : x
2. Step 2: Convert to fraction form
   19,698.50/45,556 = 45,556/x
3. Step 3: Cross multiply
   19,698.50x = 45,556 × 45,556
4. Step 4: Simplify right side
   19,698.50x = 2,075,349,136
5. Step 5: Solve for x
   x = 2,075,349,136/19,698.50
6. Step 6: Final answer
   x = 105,355.69