Finding the Fourth Proportional to 2,661.47, 3,672.83 and 1,527.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,661.47 : 3,672.83 = 1,527.18 : x
2. Step 2: Convert to fraction form
   2,661.47/3,672.83 = 1,527.18/x
3. Step 3: Cross multiply
   2,661.47x = 3,672.83 × 1,527.18
4. Step 4: Simplify right side
   2,661.47x = 5,609,064.88
5. Step 5: Solve for x
   x = 5,609,064.88/2,661.47
6. Step 6: Final answer
   x = 2,107.51