Finding the Third Proportional to 1,691,748 and 3,647,547

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,748 : 3,647,547 = 3,647,547 : x
2. Step 2: Convert to fraction form
   1,691,748/3,647,547 = 3,647,547/x
3. Step 3: Cross multiply
   1,691,748x = 3,647,547 × 3,647,547
4. Step 4: Simplify right side
   1,691,748x = 13,304,599,117,209
5. Step 5: Solve for x
   x = 13,304,599,117,209/1,691,748
6. Step 6: Final answer
   x = 7,864,409.54