Finding the Fourth Proportional to 2,431.71, 3,355.74 and 1,487.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431.71 : 3,355.74 = 1,487.34 : x
2. Step 2: Convert to fraction form
   2,431.71/3,355.74 = 1,487.34/x
3. Step 3: Cross multiply
   2,431.71x = 3,355.74 × 1,487.34
4. Step 4: Simplify right side
   2,431.71x = 4,991,126.33
5. Step 5: Solve for x
   x = 4,991,126.33/2,431.71
6. Step 6: Final answer
   x = 2,052.52