Finding the Third Proportional to 3,591,235 and 7,680,566

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,235 : 7,680,566 = 7,680,566 : x
2. Step 2: Convert to fraction form
   3,591,235/7,680,566 = 7,680,566/x
3. Step 3: Cross multiply
   3,591,235x = 7,680,566 × 7,680,566
4. Step 4: Simplify right side
   3,591,235x = 58,991,094,080,356
5. Step 5: Solve for x
   x = 58,991,094,080,356/3,591,235
6. Step 6: Final answer
   x = 16,426,408.76