Finding the Third Proportional to 3,669,188 and 8,633,384

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,188 : 8,633,384 = 8,633,384 : x
2. Step 2: Convert to fraction form
   3,669,188/8,633,384 = 8,633,384/x
3. Step 3: Cross multiply
   3,669,188x = 8,633,384 × 8,633,384
4. Step 4: Simplify right side
   3,669,188x = 74,535,319,291,456
5. Step 5: Solve for x
   x = 74,535,319,291,456/3,669,188
6. Step 6: Final answer
   x = 20,313,845.81