Finding the Fourth Proportional to 11,722.92, 17,582.46 and 3,513

Step by Step Solution

1. Step 1: Write the proportion equation
   11,722.92 : 17,582.46 = 3,513 : x
2. Step 2: Convert to fraction form
   11,722.92/17,582.46 = 3,513/x
3. Step 3: Cross multiply
   11,722.92x = 17,582.46 × 3,513
4. Step 4: Simplify right side
   11,722.92x = 61,767,181.98
5. Step 5: Solve for x
   x = 61,767,181.98/11,722.92
6. Step 6: Final answer
   x = 5,268.92