Finding the Fourth Proportional to 11,817.31, 17,724.59 and 3,051.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,817.31 : 17,724.59 = 3,051.53 : x
2. Step 2: Convert to fraction form
   11,817.31/17,724.59 = 3,051.53/x
3. Step 3: Cross multiply
   11,817.31x = 17,724.59 × 3,051.53
4. Step 4: Simplify right side
   11,817.31x = 54,087,102.87
5. Step 5: Solve for x
   x = 54,087,102.87/11,817.31
6. Step 6: Final answer
   x = 4,576.94