Finding the Third Proportional to 13,189,866 and 28,635,714

Step by Step Solution

1. Step 1: Write the proportion equation
   13,189,866 : 28,635,714 = 28,635,714 : x
2. Step 2: Convert to fraction form
   13,189,866/28,635,714 = 28,635,714/x
3. Step 3: Cross multiply
   13,189,866x = 28,635,714 × 28,635,714
4. Step 4: Simplify right side
   13,189,866x = 820,004,116,289,796
5. Step 5: Solve for x
   x = 820,004,116,289,796/13,189,866
6. Step 6: Final answer
   x = 62,169,252.99