Finding the Fourth Proportional to 23,068.72, 31,833.15 and 13,635.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,068.72 : 31,833.15 = 13,635.46 : x
2. Step 2: Convert to fraction form
   23,068.72/31,833.15 = 13,635.46/x
3. Step 3: Cross multiply
   23,068.72x = 31,833.15 × 13,635.46
4. Step 4: Simplify right side
   23,068.72x = 434,059,643.50
5. Step 5: Solve for x
   x = 434,059,643.50/23,068.72
6. Step 6: Final answer
   x = 18,815.94