Finding the Fourth Proportional to 123,921.24, 184,849.64 and 111,962.40

Step by Step Solution

1. Step 1: Write the proportion equation
   123,921.24 : 184,849.64 = 111,962.40 : x
2. Step 2: Convert to fraction form
   123,921.24/184,849.64 = 111,962.40/x
3. Step 3: Cross multiply
   123,921.24x = 184,849.64 × 111,962.40
4. Step 4: Simplify right side
   123,921.24x = 20,696,208,773.72
5. Step 5: Solve for x
   x = 20,696,208,773.72/123,921.24
6. Step 6: Final answer
   x = 167,010.99