Finding the Third Proportional to 757,920 and 1,637,280

Step by Step Solution

1. Step 1: Write the proportion equation
   757,920 : 1,637,280 = 1,637,280 : x
2. Step 2: Convert to fraction form
   757,920/1,637,280 = 1,637,280/x
3. Step 3: Cross multiply
   757,920x = 1,637,280 × 1,637,280
4. Step 4: Simplify right side
   757,920x = 2,680,685,798,400
5. Step 5: Solve for x
   x = 2,680,685,798,400/757,920
6. Step 6: Final answer
   x = 3,536,898.09