Finding the Fourth Proportional to 31,152.18, 46,726.01 and 12,173.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,152.18 : 46,726.01 = 12,173.25 : x
2. Step 2: Convert to fraction form
   31,152.18/46,726.01 = 12,173.25/x
3. Step 3: Cross multiply
   31,152.18x = 46,726.01 × 12,173.25
4. Step 4: Simplify right side
   31,152.18x = 568,807,340.37
5. Step 5: Solve for x
   x = 568,807,340.37/31,152.18
6. Step 6: Final answer
   x = 18,258.99