Finding the Fourth Proportional to 31,034.88, 46,524.86 and 12,328.02

Step by Step Solution

1. Step 1: Write the proportion equation
   31,034.88 : 46,524.86 = 12,328.02 : x
2. Step 2: Convert to fraction form
   31,034.88/46,524.86 = 12,328.02/x
3. Step 3: Cross multiply
   31,034.88x = 46,524.86 × 12,328.02
4. Step 4: Simplify right side
   31,034.88x = 573,559,404.58
5. Step 5: Solve for x
   x = 573,559,404.58/31,034.88
6. Step 6: Final answer
   x = 18,481.12