Finding the Fourth Proportional to 2,921.54, 4,381.60 and 973.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,921.54 : 4,381.60 = 973.49 : x
2. Step 2: Convert to fraction form
   2,921.54/4,381.60 = 973.49/x
3. Step 3: Cross multiply
   2,921.54x = 4,381.60 × 973.49
4. Step 4: Simplify right side
   2,921.54x = 4,265,443.78
5. Step 5: Solve for x
   x = 4,265,443.78/2,921.54
6. Step 6: Final answer
   x = 1,460.00