Finding the Fourth Proportional to 2,406.69, 3,321.54 and 1,358.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,406.69 : 3,321.54 = 1,358.96 : x
2. Step 2: Convert to fraction form
   2,406.69/3,321.54 = 1,358.96/x
3. Step 3: Cross multiply
   2,406.69x = 3,321.54 × 1,358.96
4. Step 4: Simplify right side
   2,406.69x = 4,513,823.39
5. Step 5: Solve for x
   x = 4,513,823.39/2,406.69
6. Step 6: Final answer
   x = 1,875.53