Finding the Fourth Proportional to 1,667.69, 2,501.87 and 1,395.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.69 : 2,501.87 = 1,395.68 : x
2. Step 2: Convert to fraction form
   1,667.69/2,501.87 = 1,395.68/x
3. Step 3: Cross multiply
   1,667.69x = 2,501.87 × 1,395.68
4. Step 4: Simplify right side
   1,667.69x = 3,491,802.94
5. Step 5: Solve for x
   x = 3,491,802.94/1,667.69
6. Step 6: Final answer
   x = 2,093.80