Finding the Fourth Proportional to 10,915.29, 16,359.24 and 4,667.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,915.29 : 16,359.24 = 4,667.96 : x
2. Step 2: Convert to fraction form
   10,915.29/16,359.24 = 4,667.96/x
3. Step 3: Cross multiply
   10,915.29x = 16,359.24 × 4,667.96
4. Step 4: Simplify right side
   10,915.29x = 76,364,172.81
5. Step 5: Solve for x
   x = 76,364,172.81/10,915.29
6. Step 6: Final answer
   x = 6,996.07