Finding the Third Proportional to 56,442.38 and 122,601.38

Step by Step Solution

1. Step 1: Write the proportion equation
   56,442.38 : 122,601.38 = 122,601.38 : x
2. Step 2: Convert to fraction form
   56,442.38/122,601.38 = 122,601.38/x
3. Step 3: Cross multiply
   56,442.38x = 122,601.38 × 122,601.38
4. Step 4: Simplify right side
   56,442.38x = 15,031,097,151.89
5. Step 5: Solve for x
   x = 15,031,097,151.89/56,442.38
6. Step 6: Final answer
   x = 266,308.73