Finding the Third Proportional to 1,139,916 and 2,432,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,916 : 2,432,388 = 2,432,388 : x
2. Step 2: Convert to fraction form
   1,139,916/2,432,388 = 2,432,388/x
3. Step 3: Cross multiply
   1,139,916x = 2,432,388 × 2,432,388
4. Step 4: Simplify right side
   1,139,916x = 5,916,511,382,544
5. Step 5: Solve for x
   x = 5,916,511,382,544/1,139,916
6. Step 6: Final answer
   x = 5,190,304.71