Finding the Fourth Proportional to 10,606.25, 14,636.63 and 5,890.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,606.25 : 14,636.63 = 5,890.57 : x
2. Step 2: Convert to fraction form
   10,606.25/14,636.63 = 5,890.57/x
3. Step 3: Cross multiply
   10,606.25x = 14,636.63 × 5,890.57
4. Step 4: Simplify right side
   10,606.25x = 86,218,093.58
5. Step 5: Solve for x
   x = 86,218,093.58/10,606.25
6. Step 6: Final answer
   x = 8,128.99