Finding the Fourth Proportional to 10,296.34, 14,268.74 and 10,099.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,296.34 : 14,268.74 = 10,099.42 : x
2. Step 2: Convert to fraction form
   10,296.34/14,268.74 = 10,099.42/x
3. Step 3: Cross multiply
   10,296.34x = 14,268.74 × 10,099.42
4. Step 4: Simplify right side
   10,296.34x = 144,105,998.13
5. Step 5: Solve for x
   x = 144,105,998.13/10,296.34
6. Step 6: Final answer
   x = 13,995.85