Finding the Fourth Proportional to 1,866.65, 2,572.56 and 1,494.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,866.65 : 2,572.56 = 1,494.86 : x
2. Step 2: Convert to fraction form
   1,866.65/2,572.56 = 1,494.86/x
3. Step 3: Cross multiply
   1,866.65x = 2,572.56 × 1,494.86
4. Step 4: Simplify right side
   1,866.65x = 3,845,604.18
5. Step 5: Solve for x
   x = 3,845,604.18/1,866.65
6. Step 6: Final answer
   x = 2,060.17