Finding the Third Proportional to 1,215,250 and 2,659,324

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,250 : 2,659,324 = 2,659,324 : x
2. Step 2: Convert to fraction form
   1,215,250/2,659,324 = 2,659,324/x
3. Step 3: Cross multiply
   1,215,250x = 2,659,324 × 2,659,324
4. Step 4: Simplify right side
   1,215,250x = 7,072,004,136,976
5. Step 5: Solve for x
   x = 7,072,004,136,976/1,215,250
6. Step 6: Final answer
   x = 5,819,382.13