Finding the Fourth Proportional to 123,634.61, 185,474.97 and 56,171.37

Step by Step Solution

1. Step 1: Write the proportion equation
   123,634.61 : 185,474.97 = 56,171.37 : x
2. Step 2: Convert to fraction form
   123,634.61/185,474.97 = 56,171.37/x
3. Step 3: Cross multiply
   123,634.61x = 185,474.97 × 56,171.37
4. Step 4: Simplify right side
   123,634.61x = 10,418,383,165.61
5. Step 5: Solve for x
   x = 10,418,383,165.61/123,634.61
6. Step 6: Final answer
   x = 84,267.53