Finding the Fourth Proportional to 11,973.15, 17,967.87 and 4,181.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,973.15 : 17,967.87 = 4,181.94 : x
2. Step 2: Convert to fraction form
   11,973.15/17,967.87 = 4,181.94/x
3. Step 3: Cross multiply
   11,973.15x = 17,967.87 × 4,181.94
4. Step 4: Simplify right side
   11,973.15x = 75,140,554.27
5. Step 5: Solve for x
   x = 75,140,554.27/11,973.15
6. Step 6: Final answer
   x = 6,275.75