Finding the Third Proportional to 3,706,358 and 8,121,304

Step by Step Solution

1. Step 1: Write the proportion equation
   3,706,358 : 8,121,304 = 8,121,304 : x
2. Step 2: Convert to fraction form
   3,706,358/8,121,304 = 8,121,304/x
3. Step 3: Cross multiply
   3,706,358x = 8,121,304 × 8,121,304
4. Step 4: Simplify right side
   3,706,358x = 65,955,578,660,416
5. Step 5: Solve for x
   x = 65,955,578,660,416/3,706,358
6. Step 6: Final answer
   x = 17,795,253.09