Finding the Third Proportional to 364,578 and 570,760

Step by Step Solution

1. Step 1: Write the proportion equation
   364,578 : 570,760 = 570,760 : x
2. Step 2: Convert to fraction form
   364,578/570,760 = 570,760/x
3. Step 3: Cross multiply
   364,578x = 570,760 × 570,760
4. Step 4: Simplify right side
   364,578x = 325,766,977,600
5. Step 5: Solve for x
   x = 325,766,977,600/364,578
6. Step 6: Final answer
   x = 893,545.35