Finding the Third Proportional to 515,916 and 1,068,284

Step by Step Solution

1. Step 1: Write the proportion equation
   515,916 : 1,068,284 = 1,068,284 : x
2. Step 2: Convert to fraction form
   515,916/1,068,284 = 1,068,284/x
3. Step 3: Cross multiply
   515,916x = 1,068,284 × 1,068,284
4. Step 4: Simplify right side
   515,916x = 1,141,230,704,656
5. Step 5: Solve for x
   x = 1,141,230,704,656/515,916
6. Step 6: Final answer
   x = 2,212,047.51