Finding the Fourth Proportional to 13,317.93, 18,379.34 and 7,654.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,317.93 : 18,379.34 = 7,654.52 : x
2. Step 2: Convert to fraction form
   13,317.93/18,379.34 = 7,654.52/x
3. Step 3: Cross multiply
   13,317.93x = 18,379.34 × 7,654.52
4. Step 4: Simplify right side
   13,317.93x = 140,684,952.86
5. Step 5: Solve for x
   x = 140,684,952.86/13,317.93
6. Step 6: Final answer
   x = 10,563.58