Finding the Fourth Proportional to 17,734.38, 26,604.45 and 5,419.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,734.38 : 26,604.45 = 5,419.50 : x
2. Step 2: Convert to fraction form
   17,734.38/26,604.45 = 5,419.50/x
3. Step 3: Cross multiply
   17,734.38x = 26,604.45 × 5,419.50
4. Step 4: Simplify right side
   17,734.38x = 144,182,816.78
5. Step 5: Solve for x
   x = 144,182,816.78/17,734.38
6. Step 6: Final answer
   x = 8,130.13