Finding the Third Proportional to 1,619,048 and 2,415,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,048 : 2,415,440 = 2,415,440 : x
2. Step 2: Convert to fraction form
   1,619,048/2,415,440 = 2,415,440/x
3. Step 3: Cross multiply
   1,619,048x = 2,415,440 × 2,415,440
4. Step 4: Simplify right side
   1,619,048x = 5,834,350,393,600
5. Step 5: Solve for x
   x = 5,834,350,393,600/1,619,048
6. Step 6: Final answer
   x = 3,603,568.51