Finding the Fourth Proportional to 17,945.56, 24,764.35 and 9,987.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,945.56 : 24,764.35 = 9,987.62 : x
2. Step 2: Convert to fraction form
   17,945.56/24,764.35 = 9,987.62/x
3. Step 3: Cross multiply
   17,945.56x = 24,764.35 × 9,987.62
4. Step 4: Simplify right side
   17,945.56x = 247,336,793.53
5. Step 5: Solve for x
   x = 247,336,793.53/17,945.56
6. Step 6: Final answer
   x = 13,782.62