Finding the Third Proportional to 3,593,478 and 7,784,516

Step by Step Solution

1. Step 1: Write the proportion equation
   3,593,478 : 7,784,516 = 7,784,516 : x
2. Step 2: Convert to fraction form
   3,593,478/7,784,516 = 7,784,516/x
3. Step 3: Cross multiply
   3,593,478x = 7,784,516 × 7,784,516
4. Step 4: Simplify right side
   3,593,478x = 60,598,689,354,256
5. Step 5: Solve for x
   x = 60,598,689,354,256/3,593,478
6. Step 6: Final answer
   x = 16,863,520.34