Finding the Third Proportional to 630,616 and 1,475,128

Step by Step Solution

1. Step 1: Write the proportion equation
   630,616 : 1,475,128 = 1,475,128 : x
2. Step 2: Convert to fraction form
   630,616/1,475,128 = 1,475,128/x
3. Step 3: Cross multiply
   630,616x = 1,475,128 × 1,475,128
4. Step 4: Simplify right side
   630,616x = 2,176,002,616,384
5. Step 5: Solve for x
   x = 2,176,002,616,384/630,616
6. Step 6: Final answer
   x = 3,450,598.49