Finding the Fourth Proportional to 3,664.82, 5,056.34 and 2,487.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664.82 : 5,056.34 = 2,487.08 : x
2. Step 2: Convert to fraction form
   3,664.82/5,056.34 = 2,487.08/x
3. Step 3: Cross multiply
   3,664.82x = 5,056.34 × 2,487.08
4. Step 4: Simplify right side
   3,664.82x = 12,575,522.09
5. Step 5: Solve for x
   x = 12,575,522.09/3,664.82
6. Step 6: Final answer
   x = 3,431.42