Finding the Third Proportional to 251,525 and 373,870

Step by Step Solution

1. Step 1: Write the proportion equation
   251,525 : 373,870 = 373,870 : x
2. Step 2: Convert to fraction form
   251,525/373,870 = 373,870/x
3. Step 3: Cross multiply
   251,525x = 373,870 × 373,870
4. Step 4: Simplify right side
   251,525x = 139,778,776,900
5. Step 5: Solve for x
   x = 139,778,776,900/251,525
6. Step 6: Final answer
   x = 555,725.18