Finding the Third Proportional to 1,931,138 and 2,921,562

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,138 : 2,921,562 = 2,921,562 : x
2. Step 2: Convert to fraction form
   1,931,138/2,921,562 = 2,921,562/x
3. Step 3: Cross multiply
   1,931,138x = 2,921,562 × 2,921,562
4. Step 4: Simplify right side
   1,931,138x = 8,535,524,519,844
5. Step 5: Solve for x
   x = 8,535,524,519,844/1,931,138
6. Step 6: Final answer
   x = 4,419,945.40