Finding the Fourth Proportional to 10,453.20, 14,424.33 and 5,916.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,453.20 : 14,424.33 = 5,916.39 : x
2. Step 2: Convert to fraction form
   10,453.20/14,424.33 = 5,916.39/x
3. Step 3: Cross multiply
   10,453.20x = 14,424.33 × 5,916.39
4. Step 4: Simplify right side
   10,453.20x = 85,339,961.77
5. Step 5: Solve for x
   x = 85,339,961.77/10,453.20
6. Step 6: Final answer
   x = 8,164.00