Finding the Third Proportional to 1,609,040 and 2,385,728

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,040 : 2,385,728 = 2,385,728 : x
2. Step 2: Convert to fraction form
   1,609,040/2,385,728 = 2,385,728/x
3. Step 3: Cross multiply
   1,609,040x = 2,385,728 × 2,385,728
4. Step 4: Simplify right side
   1,609,040x = 5,691,698,089,984
5. Step 5: Solve for x
   x = 5,691,698,089,984/1,609,040
6. Step 6: Final answer
   x = 3,537,325.42