Finding the Third Proportional to 252,520 and 584,650

Step by Step Solution

1. Step 1: Write the proportion equation
   252,520 : 584,650 = 584,650 : x
2. Step 2: Convert to fraction form
   252,520/584,650 = 584,650/x
3. Step 3: Cross multiply
   252,520x = 584,650 × 584,650
4. Step 4: Simplify right side
   252,520x = 341,815,622,500
5. Step 5: Solve for x
   x = 341,815,622,500/252,520
6. Step 6: Final answer
   x = 1,353,618.02