Finding the Third Proportional to 1,637,560 and 3,553,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,637,560 : 3,553,436 = 3,553,436 : x
2. Step 2: Convert to fraction form
   1,637,560/3,553,436 = 3,553,436/x
3. Step 3: Cross multiply
   1,637,560x = 3,553,436 × 3,553,436
4. Step 4: Simplify right side
   1,637,560x = 12,626,907,406,096
5. Step 5: Solve for x
   x = 12,626,907,406,096/1,637,560
6. Step 6: Final answer
   x = 7,710,805.96