Finding the Third Proportional to 590,393 and 1,222,798

Step by Step Solution

1. Step 1: Write the proportion equation
   590,393 : 1,222,798 = 1,222,798 : x
2. Step 2: Convert to fraction form
   590,393/1,222,798 = 1,222,798/x
3. Step 3: Cross multiply
   590,393x = 1,222,798 × 1,222,798
4. Step 4: Simplify right side
   590,393x = 1,495,234,948,804
5. Step 5: Solve for x
   x = 1,495,234,948,804/590,393
6. Step 6: Final answer
   x = 2,532,609.55