Finding the Third Proportional to 1,736,280 and 3,605,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736,280 : 3,605,616 = 3,605,616 : x
2. Step 2: Convert to fraction form
   1,736,280/3,605,616 = 3,605,616/x
3. Step 3: Cross multiply
   1,736,280x = 3,605,616 × 3,605,616
4. Step 4: Simplify right side
   1,736,280x = 13,000,466,739,456
5. Step 5: Solve for x
   x = 13,000,466,739,456/1,736,280
6. Step 6: Final answer
   x = 7,487,540.45