Finding the Fourth Proportional to 11,396.32, 17,088.72 and 3,605.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,396.32 : 17,088.72 = 3,605.92 : x
2. Step 2: Convert to fraction form
   11,396.32/17,088.72 = 3,605.92/x
3. Step 3: Cross multiply
   11,396.32x = 17,088.72 × 3,605.92
4. Step 4: Simplify right side
   11,396.32x = 61,620,557.22
5. Step 5: Solve for x
   x = 61,620,557.22/11,396.32
6. Step 6: Final answer
   x = 5,407.06