Finding the Third Proportional to 116,662.78 and 251,060.77

Step by Step Solution

1. Step 1: Write the proportion equation
   116,662.78 : 251,060.77 = 251,060.77 : x
2. Step 2: Convert to fraction form
   116,662.78/251,060.77 = 251,060.77/x
3. Step 3: Cross multiply
   116,662.78x = 251,060.77 × 251,060.77
4. Step 4: Simplify right side
   116,662.78x = 63,031,508,036.21
5. Step 5: Solve for x
   x = 63,031,508,036.21/116,662.78
6. Step 6: Final answer
   x = 540,288.06