Finding the Fourth Proportional to 11,781.59, 16,258.25 and 7,003.67

Step by Step Solution

1. Step 1: Write the proportion equation
   11,781.59 : 16,258.25 = 7,003.67 : x
2. Step 2: Convert to fraction form
   11,781.59/16,258.25 = 7,003.67/x
3. Step 3: Cross multiply
   11,781.59x = 16,258.25 × 7,003.67
4. Step 4: Simplify right side
   11,781.59x = 113,867,354.00
5. Step 5: Solve for x
   x = 113,867,354.00/11,781.59
6. Step 6: Final answer
   x = 9,664.86