Finding the Third Proportional to 1,505,196 and 2,145,684

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505,196 : 2,145,684 = 2,145,684 : x
2. Step 2: Convert to fraction form
   1,505,196/2,145,684 = 2,145,684/x
3. Step 3: Cross multiply
   1,505,196x = 2,145,684 × 2,145,684
4. Step 4: Simplify right side
   1,505,196x = 4,603,959,827,856
5. Step 5: Solve for x
   x = 4,603,959,827,856/1,505,196
6. Step 6: Final answer
   x = 3,058,711.18