Finding the Fourth Proportional to 2,901.60, 4,351.89 and 953.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,901.60 : 4,351.89 = 953.79 : x
2. Step 2: Convert to fraction form
   2,901.60/4,351.89 = 953.79/x
3. Step 3: Cross multiply
   2,901.60x = 4,351.89 × 953.79
4. Step 4: Simplify right side
   2,901.60x = 4,150,789.16
5. Step 5: Solve for x
   x = 4,150,789.16/2,901.60
6. Step 6: Final answer
   x = 1,430.52