Finding the Fourth Proportional to 2,289.02, 3,434.34 and 901.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,289.02 : 3,434.34 = 901.59 : x
2. Step 2: Convert to fraction form
   2,289.02/3,434.34 = 901.59/x
3. Step 3: Cross multiply
   2,289.02x = 3,434.34 × 901.59
4. Step 4: Simplify right side
   2,289.02x = 3,096,366.60
5. Step 5: Solve for x
   x = 3,096,366.60/2,289.02
6. Step 6: Final answer
   x = 1,352.70