Finding the Third Proportional to 3,676,979 and 8,079,547

Step by Step Solution

1. Step 1: Write the proportion equation
   3,676,979 : 8,079,547 = 8,079,547 : x
2. Step 2: Convert to fraction form
   3,676,979/8,079,547 = 8,079,547/x
3. Step 3: Cross multiply
   3,676,979x = 8,079,547 × 8,079,547
4. Step 4: Simplify right side
   3,676,979x = 65,279,079,725,209
5. Step 5: Solve for x
   x = 65,279,079,725,209/3,676,979
6. Step 6: Final answer
   x = 17,753,454.60