Finding the Third Proportional to 462,402 and 706,722.75

Step by Step Solution

1. Step 1: Write the proportion equation
   462,402 : 706,722.75 = 706,722.75 : x
2. Step 2: Convert to fraction form
   462,402/706,722.75 = 706,722.75/x
3. Step 3: Cross multiply
   462,402x = 706,722.75 × 706,722.75
4. Step 4: Simplify right side
   462,402x = 499,457,045,367.56
5. Step 5: Solve for x
   x = 499,457,045,367.56/462,402
6. Step 6: Final answer
   x = 1,080,136.00