Finding the Third Proportional to 3,920,527 and 8,492,524

Step by Step Solution

1. Step 1: Write the proportion equation
   3,920,527 : 8,492,524 = 8,492,524 : x
2. Step 2: Convert to fraction form
   3,920,527/8,492,524 = 8,492,524/x
3. Step 3: Cross multiply
   3,920,527x = 8,492,524 × 8,492,524
4. Step 4: Simplify right side
   3,920,527x = 72,122,963,890,576
5. Step 5: Solve for x
   x = 72,122,963,890,576/3,920,527
6. Step 6: Final answer
   x = 18,396,242.11