Finding the Third Proportional to 251,818.50 and 540,906

Step by Step Solution

1. Step 1: Write the proportion equation
   251,818.50 : 540,906 = 540,906 : x
2. Step 2: Convert to fraction form
   251,818.50/540,906 = 540,906/x
3. Step 3: Cross multiply
   251,818.50x = 540,906 × 540,906
4. Step 4: Simplify right side
   251,818.50x = 292,579,300,836
5. Step 5: Solve for x
   x = 292,579,300,836/251,818.50
6. Step 6: Final answer
   x = 1,161,865.79