Finding the Fourth Proportional to 2,666.18, 3,679.16 and 1,487.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666.18 : 3,679.16 = 1,487.02 : x
2. Step 2: Convert to fraction form
   2,666.18/3,679.16 = 1,487.02/x
3. Step 3: Cross multiply
   2,666.18x = 3,679.16 × 1,487.02
4. Step 4: Simplify right side
   2,666.18x = 5,470,984.50
5. Step 5: Solve for x
   x = 5,470,984.50/2,666.18
6. Step 6: Final answer
   x = 2,051.99