Finding the Fourth Proportional to 2,457.18, 3,684.46 and 976.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.18 : 3,684.46 = 976.34 : x
2. Step 2: Convert to fraction form
   2,457.18/3,684.46 = 976.34/x
3. Step 3: Cross multiply
   2,457.18x = 3,684.46 × 976.34
4. Step 4: Simplify right side
   2,457.18x = 3,597,300.41
5. Step 5: Solve for x
   x = 3,597,300.41/2,457.18
6. Step 6: Final answer
   x = 1,463.99