Finding the Fourth Proportional to 189,796.88, 284,796.82 and 123,221.36

Step by Step Solution

1. Step 1: Write the proportion equation
   189,796.88 : 284,796.82 = 123,221.36 : x
2. Step 2: Convert to fraction form
   189,796.88/284,796.82 = 123,221.36/x
3. Step 3: Cross multiply
   189,796.88x = 284,796.82 × 123,221.36
4. Step 4: Simplify right side
   189,796.88x = 35,093,051,484.08
5. Step 5: Solve for x
   x = 35,093,051,484.08/189,796.88
6. Step 6: Final answer
   x = 184,897.94