Finding the Third Proportional to 665,147.50 and 1,459,056

Step by Step Solution

1. Step 1: Write the proportion equation
   665,147.50 : 1,459,056 = 1,459,056 : x
2. Step 2: Convert to fraction form
   665,147.50/1,459,056 = 1,459,056/x
3. Step 3: Cross multiply
   665,147.50x = 1,459,056 × 1,459,056
4. Step 4: Simplify right side
   665,147.50x = 2,128,844,411,136
5. Step 5: Solve for x
   x = 2,128,844,411,136/665,147.50
6. Step 6: Final answer
   x = 3,200,559.89