Finding the Third Proportional to 453,892.50 and 659,556

Step by Step Solution

1. Step 1: Write the proportion equation
   453,892.50 : 659,556 = 659,556 : x
2. Step 2: Convert to fraction form
   453,892.50/659,556 = 659,556/x
3. Step 3: Cross multiply
   453,892.50x = 659,556 × 659,556
4. Step 4: Simplify right side
   453,892.50x = 435,014,117,136
5. Step 5: Solve for x
   x = 435,014,117,136/453,892.50
6. Step 6: Final answer
   x = 958,407.81