Finding the Third Proportional to 689,907 and 1,508,064

Step by Step Solution

1. Step 1: Write the proportion equation
   689,907 : 1,508,064 = 1,508,064 : x
2. Step 2: Convert to fraction form
   689,907/1,508,064 = 1,508,064/x
3. Step 3: Cross multiply
   689,907x = 1,508,064 × 1,508,064
4. Step 4: Simplify right side
   689,907x = 2,274,257,028,096
5. Step 5: Solve for x
   x = 2,274,257,028,096/689,907
6. Step 6: Final answer
   x = 3,296,468.99