Finding the Third Proportional to 443,598 and 694,968

Step by Step Solution

1. Step 1: Write the proportion equation
   443,598 : 694,968 = 694,968 : x
2. Step 2: Convert to fraction form
   443,598/694,968 = 694,968/x
3. Step 3: Cross multiply
   443,598x = 694,968 × 694,968
4. Step 4: Simplify right side
   443,598x = 482,980,521,024
5. Step 5: Solve for x
   x = 482,980,521,024/443,598
6. Step 6: Final answer
   x = 1,088,779.75