Finding the Fourth Proportional to 2,133.02, 3,200.76 and 900.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133.02 : 3,200.76 = 900.35 : x
2. Step 2: Convert to fraction form
   2,133.02/3,200.76 = 900.35/x
3. Step 3: Cross multiply
   2,133.02x = 3,200.76 × 900.35
4. Step 4: Simplify right side
   2,133.02x = 2,881,804.27
5. Step 5: Solve for x
   x = 2,881,804.27/2,133.02
6. Step 6: Final answer
   x = 1,351.04