Finding the Fourth Proportional to 2,666.52, 3,679.89 and 1,487.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666.52 : 3,679.89 = 1,487.58 : x
2. Step 2: Convert to fraction form
   2,666.52/3,679.89 = 1,487.58/x
3. Step 3: Cross multiply
   2,666.52x = 3,679.89 × 1,487.58
4. Step 4: Simplify right side
   2,666.52x = 5,474,130.77
5. Step 5: Solve for x
   x = 5,474,130.77/2,666.52
6. Step 6: Final answer
   x = 2,052.91