Finding the Fourth Proportional to 2,288.83, 3,430.92 and 901.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.83 : 3,430.92 = 901.62 : x
2. Step 2: Convert to fraction form
   2,288.83/3,430.92 = 901.62/x
3. Step 3: Cross multiply
   2,288.83x = 3,430.92 × 901.62
4. Step 4: Simplify right side
   2,288.83x = 3,093,395.90
5. Step 5: Solve for x
   x = 3,093,395.90/2,288.83
6. Step 6: Final answer
   x = 1,351.52