Finding the Third Proportional to 248,664 and 375,064

Step by Step Solution

1. Step 1: Write the proportion equation
   248,664 : 375,064 = 375,064 : x
2. Step 2: Convert to fraction form
   248,664/375,064 = 375,064/x
3. Step 3: Cross multiply
   248,664x = 375,064 × 375,064
4. Step 4: Simplify right side
   248,664x = 140,673,004,096
5. Step 5: Solve for x
   x = 140,673,004,096/248,664
6. Step 6: Final answer
   x = 565,715.20