Finding the Third Proportional to 1,378,692 and 2,916,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,378,692 : 2,916,360 = 2,916,360 : x
2. Step 2: Convert to fraction form
   1,378,692/2,916,360 = 2,916,360/x
3. Step 3: Cross multiply
   1,378,692x = 2,916,360 × 2,916,360
4. Step 4: Simplify right side
   1,378,692x = 8,505,155,649,600
5. Step 5: Solve for x
   x = 8,505,155,649,600/1,378,692
6. Step 6: Final answer
   x = 6,169,003.41