Finding the Fourth Proportional to 17,071.34, 25,603.77 and 5,381.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,071.34 : 25,603.77 = 5,381.42 : x
2. Step 2: Convert to fraction form
   17,071.34/25,603.77 = 5,381.42/x
3. Step 3: Cross multiply
   17,071.34x = 25,603.77 × 5,381.42
4. Step 4: Simplify right side
   17,071.34x = 137,784,639.95
5. Step 5: Solve for x
   x = 137,784,639.95/17,071.34
6. Step 6: Final answer
   x = 8,071.11