Finding the Fourth Proportional to 2,952.83, 4,428.98 and 900.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,952.83 : 4,428.98 = 900.83 : x
2. Step 2: Convert to fraction form
   2,952.83/4,428.98 = 900.83/x
3. Step 3: Cross multiply
   2,952.83x = 4,428.98 × 900.83
4. Step 4: Simplify right side
   2,952.83x = 3,989,764.62
5. Step 5: Solve for x
   x = 3,989,764.62/2,952.83
6. Step 6: Final answer
   x = 1,351.17