Finding the Fourth Proportional to 17,408.38, 26,113.18 and 5,722.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,408.38 : 26,113.18 = 5,722.50 : x
2. Step 2: Convert to fraction form
   17,408.38/26,113.18 = 5,722.50/x
3. Step 3: Cross multiply
   17,408.38x = 26,113.18 × 5,722.50
4. Step 4: Simplify right side
   17,408.38x = 149,432,672.55
5. Step 5: Solve for x
   x = 149,432,672.55/17,408.38
6. Step 6: Final answer
   x = 8,583.95