Finding the Third Proportional to 675,369 and 1,069,429.50

Step by Step Solution

1. Step 1: Write the proportion equation
   675,369 : 1,069,429.50 = 1,069,429.50 : x
2. Step 2: Convert to fraction form
   675,369/1,069,429.50 = 1,069,429.50/x
3. Step 3: Cross multiply
   675,369x = 1,069,429.50 × 1,069,429.50
4. Step 4: Simplify right side
   675,369x = 1,143,679,455,470.25
5. Step 5: Solve for x
   x = 1,143,679,455,470.25/675,369
6. Step 6: Final answer
   x = 1,693,414.20