Finding the Third Proportional to 1,435,663 and 3,154,349

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,663 : 3,154,349 = 3,154,349 : x
2. Step 2: Convert to fraction form
   1,435,663/3,154,349 = 3,154,349/x
3. Step 3: Cross multiply
   1,435,663x = 3,154,349 × 3,154,349
4. Step 4: Simplify right side
   1,435,663x = 9,949,917,613,801
5. Step 5: Solve for x
   x = 9,949,917,613,801/1,435,663
6. Step 6: Final answer
   x = 6,930,538.44