Finding the Fourth Proportional to 11,380.17, 17,072.97 and 3,588.99

Step by Step Solution

1. Step 1: Write the proportion equation
   11,380.17 : 17,072.97 = 3,588.99 : x
2. Step 2: Convert to fraction form
   11,380.17/17,072.97 = 3,588.99/x
3. Step 3: Cross multiply
   11,380.17x = 17,072.97 × 3,588.99
4. Step 4: Simplify right side
   11,380.17x = 61,274,718.60
5. Step 5: Solve for x
   x = 61,274,718.60/11,380.17
6. Step 6: Final answer
   x = 5,384.34