Finding the Fourth Proportional to 2,367.83, 3,267.64 and 1,528.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,367.83 : 3,267.64 = 1,528.57 : x
2. Step 2: Convert to fraction form
   2,367.83/3,267.64 = 1,528.57/x
3. Step 3: Cross multiply
   2,367.83x = 3,267.64 × 1,528.57
4. Step 4: Simplify right side
   2,367.83x = 4,994,822.47
5. Step 5: Solve for x
   x = 4,994,822.47/2,367.83
6. Step 6: Final answer
   x = 2,109.45