Finding the Fourth Proportional to 3,485.27, 5,223.16 and 1,922.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,485.27 : 5,223.16 = 1,922.93 : x
2. Step 2: Convert to fraction form
   3,485.27/5,223.16 = 1,922.93/x
3. Step 3: Cross multiply
   3,485.27x = 5,223.16 × 1,922.93
4. Step 4: Simplify right side
   3,485.27x = 10,043,771.06
5. Step 5: Solve for x
   x = 10,043,771.06/3,485.27
6. Step 6: Final answer
   x = 2,881.78