Finding the Third Proportional to 6,466,157 and 10,776,468

Step by Step Solution

1. Step 1: Write the proportion equation
   6,466,157 : 10,776,468 = 10,776,468 : x
2. Step 2: Convert to fraction form
   6,466,157/10,776,468 = 10,776,468/x
3. Step 3: Cross multiply
   6,466,157x = 10,776,468 × 10,776,468
4. Step 4: Simplify right side
   6,466,157x = 116,132,262,555,024
5. Step 5: Solve for x
   x = 116,132,262,555,024/6,466,157
6. Step 6: Final answer
   x = 17,960,012.81