Finding the Fourth Proportional to 2,631.06, 3,929.52 and 2,383.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631.06 : 3,929.52 = 2,383.77 : x
2. Step 2: Convert to fraction form
   2,631.06/3,929.52 = 2,383.77/x
3. Step 3: Cross multiply
   2,631.06x = 3,929.52 × 2,383.77
4. Step 4: Simplify right side
   2,631.06x = 9,367,071.89
5. Step 5: Solve for x
   x = 9,367,071.89/2,631.06
6. Step 6: Final answer
   x = 3,560.19