Finding the Fourth Proportional to 123,608.37, 185,283.27 and 57,092.13

Step by Step Solution

1. Step 1: Write the proportion equation
   123,608.37 : 185,283.27 = 57,092.13 : x
2. Step 2: Convert to fraction form
   123,608.37/185,283.27 = 57,092.13/x
3. Step 3: Cross multiply
   123,608.37x = 185,283.27 × 57,092.13
4. Step 4: Simplify right side
   123,608.37x = 10,578,216,537.67
5. Step 5: Solve for x
   x = 10,578,216,537.67/123,608.37
6. Step 6: Final answer
   x = 85,578.48