Finding the Fourth Proportional to 1,464.76, 2,196.32 and 490.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,464.76 : 2,196.32 = 490.34 : x
2. Step 2: Convert to fraction form
   1,464.76/2,196.32 = 490.34/x
3. Step 3: Cross multiply
   1,464.76x = 2,196.32 × 490.34
4. Step 4: Simplify right side
   1,464.76x = 1,076,943.55
5. Step 5: Solve for x
   x = 1,076,943.55/1,464.76
6. Step 6: Final answer
   x = 735.24