Finding the Fourth Proportional to 2,276.30, 3,137.54 and 1,529.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,276.30 : 3,137.54 = 1,529.89 : x
2. Step 2: Convert to fraction form
   2,276.30/3,137.54 = 1,529.89/x
3. Step 3: Cross multiply
   2,276.30x = 3,137.54 × 1,529.89
4. Step 4: Simplify right side
   2,276.30x = 4,800,075.58
5. Step 5: Solve for x
   x = 4,800,075.58/2,276.30
6. Step 6: Final answer
   x = 2,108.72