Finding the Third Proportional to 1,106,342 and 1,669,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,106,342 : 1,669,688 = 1,669,688 : x
2. Step 2: Convert to fraction form
   1,106,342/1,669,688 = 1,669,688/x
3. Step 3: Cross multiply
   1,106,342x = 1,669,688 × 1,669,688
4. Step 4: Simplify right side
   1,106,342x = 2,787,858,017,344
5. Step 5: Solve for x
   x = 2,787,858,017,344/1,106,342
6. Step 6: Final answer
   x = 2,519,888.08