Finding the Fourth Proportional to 31,166.64, 46,759.68 and 10,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,166.64 : 46,759.68 = 10,404.72 : x
2. Step 2: Convert to fraction form
   31,166.64/46,759.68 = 10,404.72/x
3. Step 3: Cross multiply
   31,166.64x = 46,759.68 × 10,404.72
4. Step 4: Simplify right side
   31,166.64x = 486,521,377.69
5. Step 5: Solve for x
   x = 486,521,377.69/31,166.64
6. Step 6: Final answer
   x = 15,610.32