Finding the Third Proportional to 487,178 and 1,062,656

Step by Step Solution

1. Step 1: Write the proportion equation
   487,178 : 1,062,656 = 1,062,656 : x
2. Step 2: Convert to fraction form
   487,178/1,062,656 = 1,062,656/x
3. Step 3: Cross multiply
   487,178x = 1,062,656 × 1,062,656
4. Step 4: Simplify right side
   487,178x = 1,129,237,774,336
5. Step 5: Solve for x
   x = 1,129,237,774,336/487,178
6. Step 6: Final answer
   x = 2,317,916.19