Finding the Third Proportional to 5,129,496 and 8,004,796

Step by Step Solution

1. Step 1: Write the proportion equation
   5,129,496 : 8,004,796 = 8,004,796 : x
2. Step 2: Convert to fraction form
   5,129,496/8,004,796 = 8,004,796/x
3. Step 3: Cross multiply
   5,129,496x = 8,004,796 × 8,004,796
4. Step 4: Simplify right side
   5,129,496x = 64,076,759,001,616
5. Step 5: Solve for x
   x = 64,076,759,001,616/5,129,496
6. Step 6: Final answer
   x = 12,491,823.56