Finding the Third Proportional to 1,281,896 and 1,856,748

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,896 : 1,856,748 = 1,856,748 : x
2. Step 2: Convert to fraction form
   1,281,896/1,856,748 = 1,856,748/x
3. Step 3: Cross multiply
   1,281,896x = 1,856,748 × 1,856,748
4. Step 4: Simplify right side
   1,281,896x = 3,447,513,135,504
5. Step 5: Solve for x
   x = 3,447,513,135,504/1,281,896
6. Step 6: Final answer
   x = 2,689,385.98