Finding the Third Proportional to 709,136 and 1,064,430

Step by Step Solution

1. Step 1: Write the proportion equation
   709,136 : 1,064,430 = 1,064,430 : x
2. Step 2: Convert to fraction form
   709,136/1,064,430 = 1,064,430/x
3. Step 3: Cross multiply
   709,136x = 1,064,430 × 1,064,430
4. Step 4: Simplify right side
   709,136x = 1,133,011,224,900
5. Step 5: Solve for x
   x = 1,133,011,224,900/709,136
6. Step 6: Final answer
   x = 1,597,734.74