Finding the Third Proportional to 700,859.25 and 1,065,139.88

Step by Step Solution

1. Step 1: Write the proportion equation
   700,859.25 : 1,065,139.88 = 1,065,139.88 : x
2. Step 2: Convert to fraction form
   700,859.25/1,065,139.88 = 1,065,139.88/x
3. Step 3: Cross multiply
   700,859.25x = 1,065,139.88 × 1,065,139.88
4. Step 4: Simplify right side
   700,859.25x = 1,134,522,953,315.02
5. Step 5: Solve for x
   x = 1,134,522,953,315.02/700,859.25
6. Step 6: Final answer
   x = 1,618,760.05