Finding the Fourth Proportional to 17,377.50, 23,980.82 and 9,419.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,377.50 : 23,980.82 = 9,419.52 : x
2. Step 2: Convert to fraction form
   17,377.50/23,980.82 = 9,419.52/x
3. Step 3: Cross multiply
   17,377.50x = 23,980.82 × 9,419.52
4. Step 4: Simplify right side
   17,377.50x = 225,887,766.51
5. Step 5: Solve for x
   x = 225,887,766.51/17,377.50
6. Step 6: Final answer
   x = 12,998.86