Finding the Third Proportional to 1,551,440 and 2,400,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,551,440 : 2,400,888 = 2,400,888 : x
2. Step 2: Convert to fraction form
   1,551,440/2,400,888 = 2,400,888/x
3. Step 3: Cross multiply
   1,551,440x = 2,400,888 × 2,400,888
4. Step 4: Simplify right side
   1,551,440x = 5,764,263,188,544
5. Step 5: Solve for x
   x = 5,764,263,188,544/1,551,440
6. Step 6: Final answer
   x = 3,715,427.72