Finding the Third Proportional to 2,620,903.50 and 5,606,136

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,903.50 : 5,606,136 = 5,606,136 : x
2. Step 2: Convert to fraction form
   2,620,903.50/5,606,136 = 5,606,136/x
3. Step 3: Cross multiply
   2,620,903.50x = 5,606,136 × 5,606,136
4. Step 4: Simplify right side
   2,620,903.50x = 31,428,760,850,496
5. Step 5: Solve for x
   x = 31,428,760,850,496/2,620,903.50
6. Step 6: Final answer
   x = 11,991,574.99