Finding the Fourth Proportional to 31,468.36, 47,191.30 and 10,404.51

Step by Step Solution

1. Step 1: Write the proportion equation
   31,468.36 : 47,191.30 = 10,404.51 : x
2. Step 2: Convert to fraction form
   31,468.36/47,191.30 = 10,404.51/x
3. Step 3: Cross multiply
   31,468.36x = 47,191.30 × 10,404.51
4. Step 4: Simplify right side
   31,468.36x = 491,002,577.22
5. Step 5: Solve for x
   x = 491,002,577.22/31,468.36
6. Step 6: Final answer
   x = 15,603.05