Finding the Fourth Proportional to 11,724.64, 17,590.56 and 4,799.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,724.64 : 17,590.56 = 4,799.68 : x
2. Step 2: Convert to fraction form
   11,724.64/17,590.56 = 4,799.68/x
3. Step 3: Cross multiply
   11,724.64x = 17,590.56 × 4,799.68
4. Step 4: Simplify right side
   11,724.64x = 84,429,059.02
5. Step 5: Solve for x
   x = 84,429,059.02/11,724.64
6. Step 6: Final answer
   x = 7,200.99