Finding the Third Proportional to 761,872 and 1,659,200

Step by Step Solution

1. Step 1: Write the proportion equation
   761,872 : 1,659,200 = 1,659,200 : x
2. Step 2: Convert to fraction form
   761,872/1,659,200 = 1,659,200/x
3. Step 3: Cross multiply
   761,872x = 1,659,200 × 1,659,200
4. Step 4: Simplify right side
   761,872x = 2,752,944,640,000
5. Step 5: Solve for x
   x = 2,752,944,640,000/761,872
6. Step 6: Final answer
   x = 3,613,395.22