Finding the Third Proportional to 1,709,726 and 3,648,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,726 : 3,648,280 = 3,648,280 : x
2. Step 2: Convert to fraction form
   1,709,726/3,648,280 = 3,648,280/x
3. Step 3: Cross multiply
   1,709,726x = 3,648,280 × 3,648,280
4. Step 4: Simplify right side
   1,709,726x = 13,309,946,958,400
5. Step 5: Solve for x
   x = 13,309,946,958,400/1,709,726
6. Step 6: Final answer
   x = 7,784,842.11