Finding the Third Proportional to 200,352 and 468,256

Step by Step Solution

1. Step 1: Write the proportion equation
   200,352 : 468,256 = 468,256 : x
2. Step 2: Convert to fraction form
   200,352/468,256 = 468,256/x
3. Step 3: Cross multiply
   200,352x = 468,256 × 468,256
4. Step 4: Simplify right side
   200,352x = 219,263,681,536
5. Step 5: Solve for x
   x = 219,263,681,536/200,352
6. Step 6: Final answer
   x = 1,094,392.28