Finding the Fourth Proportional to 2,333.12, 3,220.72 and 1,773.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,333.12 : 3,220.72 = 1,773.68 : x
2. Step 2: Convert to fraction form
   2,333.12/3,220.72 = 1,773.68/x
3. Step 3: Cross multiply
   2,333.12x = 3,220.72 × 1,773.68
4. Step 4: Simplify right side
   2,333.12x = 5,712,526.65
5. Step 5: Solve for x
   x = 5,712,526.65/2,333.12
6. Step 6: Final answer
   x = 2,448.45