Finding the Fourth Proportional to 23,715.88, 35,594.28 and 13,196.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,715.88 : 35,594.28 = 13,196.42 : x
2. Step 2: Convert to fraction form
   23,715.88/35,594.28 = 13,196.42/x
3. Step 3: Cross multiply
   23,715.88x = 35,594.28 × 13,196.42
4. Step 4: Simplify right side
   23,715.88x = 469,717,068.48
5. Step 5: Solve for x
   x = 469,717,068.48/23,715.88
6. Step 6: Final answer
   x = 19,806.01