Finding the Third Proportional to 1,382,243 and 2,163,600

Step by Step Solution

1. Step 1: Write the proportion equation
   1,382,243 : 2,163,600 = 2,163,600 : x
2. Step 2: Convert to fraction form
   1,382,243/2,163,600 = 2,163,600/x
3. Step 3: Cross multiply
   1,382,243x = 2,163,600 × 2,163,600
4. Step 4: Simplify right side
   1,382,243x = 4,681,164,960,000
5. Step 5: Solve for x
   x = 4,681,164,960,000/1,382,243
6. Step 6: Final answer
   x = 3,386,644.00