Finding the Fourth Proportional to 123,083.37, 184,493.79 and 51,991.29

Step by Step Solution

1. Step 1: Write the proportion equation
   123,083.37 : 184,493.79 = 51,991.29 : x
2. Step 2: Convert to fraction form
   123,083.37/184,493.79 = 51,991.29/x
3. Step 3: Cross multiply
   123,083.37x = 184,493.79 × 51,991.29
4. Step 4: Simplify right side
   123,083.37x = 9,592,070,139.09
5. Step 5: Solve for x
   x = 9,592,070,139.09/123,083.37
6. Step 6: Final answer
   x = 77,931.49