Finding the Fourth Proportional to 23,063.13, 31,828.74 and 12,854.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,063.13 : 31,828.74 = 12,854.82 : x
2. Step 2: Convert to fraction form
   23,063.13/31,828.74 = 12,854.82/x
3. Step 3: Cross multiply
   23,063.13x = 31,828.74 × 12,854.82
4. Step 4: Simplify right side
   23,063.13x = 409,152,723.53
5. Step 5: Solve for x
   x = 409,152,723.53/23,063.13
6. Step 6: Final answer
   x = 17,740.55