Finding the Third Proportional to 590,994 and 1,306,404

Step by Step Solution

1. Step 1: Write the proportion equation
   590,994 : 1,306,404 = 1,306,404 : x
2. Step 2: Convert to fraction form
   590,994/1,306,404 = 1,306,404/x
3. Step 3: Cross multiply
   590,994x = 1,306,404 × 1,306,404
4. Step 4: Simplify right side
   590,994x = 1,706,691,411,216
5. Step 5: Solve for x
   x = 1,706,691,411,216/590,994
6. Step 6: Final answer
   x = 2,887,832.04