Finding the Third Proportional to 631,152 and 1,342,656

Step by Step Solution

1. Step 1: Write the proportion equation
   631,152 : 1,342,656 = 1,342,656 : x
2. Step 2: Convert to fraction form
   631,152/1,342,656 = 1,342,656/x
3. Step 3: Cross multiply
   631,152x = 1,342,656 × 1,342,656
4. Step 4: Simplify right side
   631,152x = 1,802,725,134,336
5. Step 5: Solve for x
   x = 1,802,725,134,336/631,152
6. Step 6: Final answer
   x = 2,856,245.62