Finding the Fourth Proportional to 2,472.94, 3,412.38 and 1,353.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.94 : 3,412.38 = 1,353.82 : x
2. Step 2: Convert to fraction form
   2,472.94/3,412.38 = 1,353.82/x
3. Step 3: Cross multiply
   2,472.94x = 3,412.38 × 1,353.82
4. Step 4: Simplify right side
   2,472.94x = 4,619,748.29
5. Step 5: Solve for x
   x = 4,619,748.29/2,472.94
6. Step 6: Final answer
   x = 1,868.12