Finding the Third Proportional to 298,030 and 581,074

Step by Step Solution

1. Step 1: Write the proportion equation
   298,030 : 581,074 = 581,074 : x
2. Step 2: Convert to fraction form
   298,030/581,074 = 581,074/x
3. Step 3: Cross multiply
   298,030x = 581,074 × 581,074
4. Step 4: Simplify right side
   298,030x = 337,646,993,476
5. Step 5: Solve for x
   x = 337,646,993,476/298,030
6. Step 6: Final answer
   x = 1,132,929.55