Finding the Third Proportional to 231,466 and 507,404

Step by Step Solution

1. Step 1: Write the proportion equation
   231,466 : 507,404 = 507,404 : x
2. Step 2: Convert to fraction form
   231,466/507,404 = 507,404/x
3. Step 3: Cross multiply
   231,466x = 507,404 × 507,404
4. Step 4: Simplify right side
   231,466x = 257,458,819,216
5. Step 5: Solve for x
   x = 257,458,819,216/231,466
6. Step 6: Final answer
   x = 1,112,296.49