Finding the Third Proportional to 2,528,136.56 and 5,571,617.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528,136.56 : 5,571,617.06 = 5,571,617.06 : x
2. Step 2: Convert to fraction form
   2,528,136.56/5,571,617.06 = 5,571,617.06/x
3. Step 3: Cross multiply
   2,528,136.56x = 5,571,617.06 × 5,571,617.06
4. Step 4: Simplify right side
   2,528,136.56x = 31,042,916,691,141.13
5. Step 5: Solve for x
   x = 31,042,916,691,141.13/2,528,136.56
6. Step 6: Final answer
   x = 12,278,971.46