Finding the Fourth Proportional to 2,393.79, 3,588.03 and 1,006.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,393.79 : 3,588.03 = 1,006.72 : x
2. Step 2: Convert to fraction form
   2,393.79/3,588.03 = 1,006.72/x
3. Step 3: Cross multiply
   2,393.79x = 3,588.03 × 1,006.72
4. Step 4: Simplify right side
   2,393.79x = 3,612,141.56
5. Step 5: Solve for x
   x = 3,612,141.56/2,393.79
6. Step 6: Final answer
   x = 1,508.96