Finding the Third Proportional to 1,143,432 and 2,257,938

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,432 : 2,257,938 = 2,257,938 : x
2. Step 2: Convert to fraction form
   1,143,432/2,257,938 = 2,257,938/x
3. Step 3: Cross multiply
   1,143,432x = 2,257,938 × 2,257,938
4. Step 4: Simplify right side
   1,143,432x = 5,098,284,011,844
5. Step 5: Solve for x
   x = 5,098,284,011,844/1,143,432
6. Step 6: Final answer
   x = 4,458,755.76