Finding the Third Proportional to 3,645,373 and 7,977,302

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645,373 : 7,977,302 = 7,977,302 : x
2. Step 2: Convert to fraction form
   3,645,373/7,977,302 = 7,977,302/x
3. Step 3: Cross multiply
   3,645,373x = 7,977,302 × 7,977,302
4. Step 4: Simplify right side
   3,645,373x = 63,637,347,199,204
5. Step 5: Solve for x
   x = 63,637,347,199,204/3,645,373
6. Step 6: Final answer
   x = 17,457,019.40