Finding the Fourth Proportional to 11,827.55, 17,744.67 and 3,507.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,827.55 : 17,744.67 = 3,507.55 : x
2. Step 2: Convert to fraction form
   11,827.55/17,744.67 = 3,507.55/x
3. Step 3: Cross multiply
   11,827.55x = 17,744.67 × 3,507.55
4. Step 4: Simplify right side
   11,827.55x = 62,240,272.90
5. Step 5: Solve for x
   x = 62,240,272.90/11,827.55
6. Step 6: Final answer
   x = 5,262.31