Finding the Fourth Proportional to 31,019.58, 46,529.50 and 9,672.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,019.58 : 46,529.50 = 9,672.56 : x
2. Step 2: Convert to fraction form
   31,019.58/46,529.50 = 9,672.56/x
3. Step 3: Cross multiply
   31,019.58x = 46,529.50 × 9,672.56
4. Step 4: Simplify right side
   31,019.58x = 450,059,380.52
5. Step 5: Solve for x
   x = 450,059,380.52/31,019.58
6. Step 6: Final answer
   x = 14,508.88