Finding the Third Proportional to 1,564,122 and 3,427,218

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564,122 : 3,427,218 = 3,427,218 : x
2. Step 2: Convert to fraction form
   1,564,122/3,427,218 = 3,427,218/x
3. Step 3: Cross multiply
   1,564,122x = 3,427,218 × 3,427,218
4. Step 4: Simplify right side
   1,564,122x = 11,745,823,219,524
5. Step 5: Solve for x
   x = 11,745,823,219,524/1,564,122
6. Step 6: Final answer
   x = 7,509,531.37