Finding the Fourth Proportional to 2,417.34, 3,631.77 and 1,392.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,417.34 : 3,631.77 = 1,392.06 : x
2. Step 2: Convert to fraction form
   2,417.34/3,631.77 = 1,392.06/x
3. Step 3: Cross multiply
   2,417.34x = 3,631.77 × 1,392.06
4. Step 4: Simplify right side
   2,417.34x = 5,055,641.75
5. Step 5: Solve for x
   x = 5,055,641.75/2,417.34
6. Step 6: Final answer
   x = 2,091.41