Finding the Third Proportional to 123,308 and 184,978

Step by Step Solution

1. Step 1: Write the proportion equation
   123,308 : 184,978 = 184,978 : x
2. Step 2: Convert to fraction form
   123,308/184,978 = 184,978/x
3. Step 3: Cross multiply
   123,308x = 184,978 × 184,978
4. Step 4: Simplify right side
   123,308x = 34,216,860,484
5. Step 5: Solve for x
   x = 34,216,860,484/123,308
6. Step 6: Final answer
   x = 277,491.00