Finding the Third Proportional to 6,466,155 and 10,776,465

Step by Step Solution

1. Step 1: Write the proportion equation
   6,466,155 : 10,776,465 = 10,776,465 : x
2. Step 2: Convert to fraction form
   6,466,155/10,776,465 = 10,776,465/x
3. Step 3: Cross multiply
   6,466,155x = 10,776,465 × 10,776,465
4. Step 4: Simplify right side
   6,466,155x = 116,132,197,896,225
5. Step 5: Solve for x
   x = 116,132,197,896,225/6,466,155
6. Step 6: Final answer
   x = 17,960,008.37