Finding the Third Proportional to 3,762,658 and 8,274,440

Step by Step Solution

1. Step 1: Write the proportion equation
   3,762,658 : 8,274,440 = 8,274,440 : x
2. Step 2: Convert to fraction form
   3,762,658/8,274,440 = 8,274,440/x
3. Step 3: Cross multiply
   3,762,658x = 8,274,440 × 8,274,440
4. Step 4: Simplify right side
   3,762,658x = 68,466,357,313,600
5. Step 5: Solve for x
   x = 68,466,357,313,600/3,762,658
6. Step 6: Final answer
   x = 18,196,274.37