Finding the Fourth Proportional to 12,958.27, 19,425.52 and 4,636.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,958.27 : 19,425.52 = 4,636.33 : x
2. Step 2: Convert to fraction form
   12,958.27/19,425.52 = 4,636.33/x
3. Step 3: Cross multiply
   12,958.27x = 19,425.52 × 4,636.33
4. Step 4: Simplify right side
   12,958.27x = 90,063,121.14
5. Step 5: Solve for x
   x = 90,063,121.14/12,958.27
6. Step 6: Final answer
   x = 6,950.24