Finding the Fourth Proportional to 17,696.10, 24,419.91 and 10,428.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,696.10 : 24,419.91 = 10,428.12 : x
2. Step 2: Convert to fraction form
   17,696.10/24,419.91 = 10,428.12/x
3. Step 3: Cross multiply
   17,696.10x = 24,419.91 × 10,428.12
4. Step 4: Simplify right side
   17,696.10x = 254,653,751.87
5. Step 5: Solve for x
   x = 254,653,751.87/17,696.10
6. Step 6: Final answer
   x = 14,390.39