Finding the Third Proportional to 623,526 and 1,339,716

Step by Step Solution

1. Step 1: Write the proportion equation
   623,526 : 1,339,716 = 1,339,716 : x
2. Step 2: Convert to fraction form
   623,526/1,339,716 = 1,339,716/x
3. Step 3: Cross multiply
   623,526x = 1,339,716 × 1,339,716
4. Step 4: Simplify right side
   623,526x = 1,794,838,960,656
5. Step 5: Solve for x
   x = 1,794,838,960,656/623,526
6. Step 6: Final answer
   x = 2,878,531.06