Finding the Third Proportional to 1,078,200 and 1,691,244

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,200 : 1,691,244 = 1,691,244 : x
2. Step 2: Convert to fraction form
   1,078,200/1,691,244 = 1,691,244/x
3. Step 3: Cross multiply
   1,078,200x = 1,691,244 × 1,691,244
4. Step 4: Simplify right side
   1,078,200x = 2,860,306,267,536
5. Step 5: Solve for x
   x = 2,860,306,267,536/1,078,200
6. Step 6: Final answer
   x = 2,652,853.15