Finding the Fourth Proportional to 10,696.46, 14,758.61 and 6,446.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,696.46 : 14,758.61 = 6,446.39 : x
2. Step 2: Convert to fraction form
   10,696.46/14,758.61 = 6,446.39/x
3. Step 3: Cross multiply
   10,696.46x = 14,758.61 × 6,446.39
4. Step 4: Simplify right side
   10,696.46x = 95,139,649.89
5. Step 5: Solve for x
   x = 95,139,649.89/10,696.46
6. Step 6: Final answer
   x = 8,894.50