Finding the Fourth Proportional to 11,743.02, 17,598.06 and 8,440.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,743.02 : 17,598.06 = 8,440.56 : x
2. Step 2: Convert to fraction form
   11,743.02/17,598.06 = 8,440.56/x
3. Step 3: Cross multiply
   11,743.02x = 17,598.06 × 8,440.56
4. Step 4: Simplify right side
   11,743.02x = 148,537,481.31
5. Step 5: Solve for x
   x = 148,537,481.31/11,743.02
6. Step 6: Final answer
   x = 12,649.00