Finding the Third Proportional to 590,258 and 1,304,560

Step by Step Solution

1. Step 1: Write the proportion equation
   590,258 : 1,304,560 = 1,304,560 : x
2. Step 2: Convert to fraction form
   590,258/1,304,560 = 1,304,560/x
3. Step 3: Cross multiply
   590,258x = 1,304,560 × 1,304,560
4. Step 4: Simplify right side
   590,258x = 1,701,876,793,600
5. Step 5: Solve for x
   x = 1,701,876,793,600/590,258
6. Step 6: Final answer
   x = 2,883,276.12