Finding the Third Proportional to 3,914,484 and 5,512,482

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914,484 : 5,512,482 = 5,512,482 : x
2. Step 2: Convert to fraction form
   3,914,484/5,512,482 = 5,512,482/x
3. Step 3: Cross multiply
   3,914,484x = 5,512,482 × 5,512,482
4. Step 4: Simplify right side
   3,914,484x = 30,387,457,800,324
5. Step 5: Solve for x
   x = 30,387,457,800,324/3,914,484
6. Step 6: Final answer
   x = 7,762,825.91