Finding the Third Proportional to 1,588,656 and 2,222,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,588,656 : 2,222,280 = 2,222,280 : x
2. Step 2: Convert to fraction form
   1,588,656/2,222,280 = 2,222,280/x
3. Step 3: Cross multiply
   1,588,656x = 2,222,280 × 2,222,280
4. Step 4: Simplify right side
   1,588,656x = 4,938,528,398,400
5. Step 5: Solve for x
   x = 4,938,528,398,400/1,588,656
6. Step 6: Final answer
   x = 3,108,620.37