Finding the Fourth Proportional to 2,904.48, 4,353.71 and 1,148.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.48 : 4,353.71 = 1,148.76 : x
2. Step 2: Convert to fraction form
   2,904.48/4,353.71 = 1,148.76/x
3. Step 3: Cross multiply
   2,904.48x = 4,353.71 × 1,148.76
4. Step 4: Simplify right side
   2,904.48x = 5,001,362.16
5. Step 5: Solve for x
   x = 5,001,362.16/2,904.48
6. Step 6: Final answer
   x = 1,721.95