Finding the Fourth Proportional to 2,445.46, 3,667.31 and 885.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.46 : 3,667.31 = 885.06 : x
2. Step 2: Convert to fraction form
   2,445.46/3,667.31 = 885.06/x
3. Step 3: Cross multiply
   2,445.46x = 3,667.31 × 885.06
4. Step 4: Simplify right side
   2,445.46x = 3,245,788.28
5. Step 5: Solve for x
   x = 3,245,788.28/2,445.46
6. Step 6: Final answer
   x = 1,327.27