Finding the Fourth Proportional to 2,484.60, 3,428.82 and 1,489.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.60 : 3,428.82 = 1,489.92 : x
2. Step 2: Convert to fraction form
   2,484.60/3,428.82 = 1,489.92/x
3. Step 3: Cross multiply
   2,484.60x = 3,428.82 × 1,489.92
4. Step 4: Simplify right side
   2,484.60x = 5,108,667.49
5. Step 5: Solve for x
   x = 5,108,667.49/2,484.60
6. Step 6: Final answer
   x = 2,056.13