Finding the Fourth Proportional to 10,956.93, 16,428.09 and 5,333.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,956.93 : 16,428.09 = 5,333.10 : x
2. Step 2: Convert to fraction form
   10,956.93/16,428.09 = 5,333.10/x
3. Step 3: Cross multiply
   10,956.93x = 16,428.09 × 5,333.10
4. Step 4: Simplify right side
   10,956.93x = 87,612,646.78
5. Step 5: Solve for x
   x = 87,612,646.78/10,956.93
6. Step 6: Final answer
   x = 7,996.09