Finding the Fourth Proportional to 17,192.18, 25,788.49 and 5,505.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,192.18 : 25,788.49 = 5,505.39 : x
2. Step 2: Convert to fraction form
   17,192.18/25,788.49 = 5,505.39/x
3. Step 3: Cross multiply
   17,192.18x = 25,788.49 × 5,505.39
4. Step 4: Simplify right side
   17,192.18x = 141,975,667.43
5. Step 5: Solve for x
   x = 141,975,667.43/17,192.18
6. Step 6: Final answer
   x = 8,258.16