Finding the Third Proportional to 3,669,136 and 8,633,254

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,136 : 8,633,254 = 8,633,254 : x
2. Step 2: Convert to fraction form
   3,669,136/8,633,254 = 8,633,254/x
3. Step 3: Cross multiply
   3,669,136x = 8,633,254 × 8,633,254
4. Step 4: Simplify right side
   3,669,136x = 74,533,074,628,516
5. Step 5: Solve for x
   x = 74,533,074,628,516/3,669,136
6. Step 6: Final answer
   x = 20,313,521.94