Finding the Third Proportional to 946,640 and 1,429,816

Step by Step Solution

1. Step 1: Write the proportion equation
   946,640 : 1,429,816 = 1,429,816 : x
2. Step 2: Convert to fraction form
   946,640/1,429,816 = 1,429,816/x
3. Step 3: Cross multiply
   946,640x = 1,429,816 × 1,429,816
4. Step 4: Simplify right side
   946,640x = 2,044,373,793,856
5. Step 5: Solve for x
   x = 2,044,373,793,856/946,640
6. Step 6: Final answer
   x = 2,159,610.62