Finding the Fourth Proportional to 11,510.82, 17,266.31 and 3,719.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,510.82 : 17,266.31 = 3,719.63 : x
2. Step 2: Convert to fraction form
   11,510.82/17,266.31 = 3,719.63/x
3. Step 3: Cross multiply
   11,510.82x = 17,266.31 × 3,719.63
4. Step 4: Simplify right side
   11,510.82x = 64,224,337.13
5. Step 5: Solve for x
   x = 64,224,337.13/11,510.82
6. Step 6: Final answer
   x = 5,579.48