Finding the Third Proportional to 6,637,466 and 10,429,473

Step by Step Solution

1. Step 1: Write the proportion equation
   6,637,466 : 10,429,473 = 10,429,473 : x
2. Step 2: Convert to fraction form
   6,637,466/10,429,473 = 10,429,473/x
3. Step 3: Cross multiply
   6,637,466x = 10,429,473 × 10,429,473
4. Step 4: Simplify right side
   6,637,466x = 108,773,907,057,729
5. Step 5: Solve for x
   x = 108,773,907,057,729/6,637,466
6. Step 6: Final answer
   x = 16,387,866.55