Finding the Fourth Proportional to 11,009.45, 16,513.59 and 3,612.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,009.45 : 16,513.59 = 3,612.94 : x
2. Step 2: Convert to fraction form
   11,009.45/16,513.59 = 3,612.94/x
3. Step 3: Cross multiply
   11,009.45x = 16,513.59 × 3,612.94
4. Step 4: Simplify right side
   11,009.45x = 59,662,609.85
5. Step 5: Solve for x
   x = 59,662,609.85/11,009.45
6. Step 6: Final answer
   x = 5,419.22