Finding the Fourth Proportional to 11,380.32, 17,068.56 and 3,588

Step by Step Solution

1. Step 1: Write the proportion equation
   11,380.32 : 17,068.56 = 3,588 : x
2. Step 2: Convert to fraction form
   11,380.32/17,068.56 = 3,588/x
3. Step 3: Cross multiply
   11,380.32x = 17,068.56 × 3,588
4. Step 4: Simplify right side
   11,380.32x = 61,241,993.28
5. Step 5: Solve for x
   x = 61,241,993.28/11,380.32
6. Step 6: Final answer
   x = 5,381.39