Finding the Third Proportional to 4,046,963 and 8,670,844

Step by Step Solution

1. Step 1: Write the proportion equation
   4,046,963 : 8,670,844 = 8,670,844 : x
2. Step 2: Convert to fraction form
   4,046,963/8,670,844 = 8,670,844/x
3. Step 3: Cross multiply
   4,046,963x = 8,670,844 × 8,670,844
4. Step 4: Simplify right side
   4,046,963x = 75,183,535,672,336
5. Step 5: Solve for x
   x = 75,183,535,672,336/4,046,963
6. Step 6: Final answer
   x = 18,577,767.00