Finding the Fourth Proportional to 2,476.57, 3,417.69 and 1,357.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,476.57 : 3,417.69 = 1,357.62 : x
2. Step 2: Convert to fraction form
   2,476.57/3,417.69 = 1,357.62/x
3. Step 3: Cross multiply
   2,476.57x = 3,417.69 × 1,357.62
4. Step 4: Simplify right side
   2,476.57x = 4,639,924.30
5. Step 5: Solve for x
   x = 4,639,924.30/2,476.57
6. Step 6: Final answer
   x = 1,873.53