Finding the Fourth Proportional to 2,378.16, 3,274.56 and 1,713.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,378.16 : 3,274.56 = 1,713.69 : x
2. Step 2: Convert to fraction form
   2,378.16/3,274.56 = 1,713.69/x
3. Step 3: Cross multiply
   2,378.16x = 3,274.56 × 1,713.69
4. Step 4: Simplify right side
   2,378.16x = 5,611,580.73
5. Step 5: Solve for x
   x = 5,611,580.73/2,378.16
6. Step 6: Final answer
   x = 2,359.63