Finding the Fourth Proportional to 2,680.52, 3,699.06 and 1,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680.52 : 3,699.06 = 1,485.50 : x
2. Step 2: Convert to fraction form
   2,680.52/3,699.06 = 1,485.50/x
3. Step 3: Cross multiply
   2,680.52x = 3,699.06 × 1,485.50
4. Step 4: Simplify right side
   2,680.52x = 5,494,953.63
5. Step 5: Solve for x
   x = 5,494,953.63/2,680.52
6. Step 6: Final answer
   x = 2,049.96