Finding the Third Proportional to 373,443 and 560,436

Step by Step Solution

1. Step 1: Write the proportion equation
   373,443 : 560,436 = 560,436 : x
2. Step 2: Convert to fraction form
   373,443/560,436 = 560,436/x
3. Step 3: Cross multiply
   373,443x = 560,436 × 560,436
4. Step 4: Simplify right side
   373,443x = 314,088,510,096
5. Step 5: Solve for x
   x = 314,088,510,096/373,443
6. Step 6: Final answer
   x = 841,061.45