Finding the Third Proportional to 2,591,707.50 and 5,655,807

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,707.50 : 5,655,807 = 5,655,807 : x
2. Step 2: Convert to fraction form
   2,591,707.50/5,655,807 = 5,655,807/x
3. Step 3: Cross multiply
   2,591,707.50x = 5,655,807 × 5,655,807
4. Step 4: Simplify right side
   2,591,707.50x = 31,988,152,821,249
5. Step 5: Solve for x
   x = 31,988,152,821,249/2,591,707.50
6. Step 6: Final answer
   x = 12,342,501.16