Finding the Third Proportional to 1,559,907 and 3,406,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,559,907 : 3,406,890 = 3,406,890 : x
2. Step 2: Convert to fraction form
   1,559,907/3,406,890 = 3,406,890/x
3. Step 3: Cross multiply
   1,559,907x = 3,406,890 × 3,406,890
4. Step 4: Simplify right side
   1,559,907x = 11,606,899,472,100
5. Step 5: Solve for x
   x = 11,606,899,472,100/1,559,907
6. Step 6: Final answer
   x = 7,440,763.76