Finding the Fourth Proportional to 31,404.30, 43,329.15 and 19,468.14

Step by Step Solution

1. Step 1: Write the proportion equation
   31,404.30 : 43,329.15 = 19,468.14 : x
2. Step 2: Convert to fraction form
   31,404.30/43,329.15 = 19,468.14/x
3. Step 3: Cross multiply
   31,404.30x = 43,329.15 × 19,468.14
4. Step 4: Simplify right side
   31,404.30x = 843,537,958.28
5. Step 5: Solve for x
   x = 843,537,958.28/31,404.30
6. Step 6: Final answer
   x = 26,860.59