Finding the Third Proportional to 700,861 and 1,065,143

Step by Step Solution

1. Step 1: Write the proportion equation
   700,861 : 1,065,143 = 1,065,143 : x
2. Step 2: Convert to fraction form
   700,861/1,065,143 = 1,065,143/x
3. Step 3: Cross multiply
   700,861x = 1,065,143 × 1,065,143
4. Step 4: Simplify right side
   700,861x = 1,134,529,610,449
5. Step 5: Solve for x
   x = 1,134,529,610,449/700,861
6. Step 6: Final answer
   x = 1,618,765.50