Finding the Third Proportional to 1,637,558 and 3,553,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,637,558 : 3,553,432 = 3,553,432 : x
2. Step 2: Convert to fraction form
   1,637,558/3,553,432 = 3,553,432/x
3. Step 3: Cross multiply
   1,637,558x = 3,553,432 × 3,553,432
4. Step 4: Simplify right side
   1,637,558x = 12,626,878,978,624
5. Step 5: Solve for x
   x = 12,626,878,978,624/1,637,558
6. Step 6: Final answer
   x = 7,710,798.02