Finding the Fourth Proportional to 31,217, 46,830.17 and 11,494.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,217 : 46,830.17 = 11,494.04 : x
2. Step 2: Convert to fraction form
   31,217/46,830.17 = 11,494.04/x
3. Step 3: Cross multiply
   31,217x = 46,830.17 × 11,494.04
4. Step 4: Simplify right side
   31,217x = 538,267,789.72
5. Step 5: Solve for x
   x = 538,267,789.72/31,217
6. Step 6: Final answer
   x = 17,242.78