Finding the Fourth Proportional to 1,495.08, 2,231.69 and 1,386.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.08 : 2,231.69 = 1,386.67 : x
2. Step 2: Convert to fraction form
   1,495.08/2,231.69 = 1,386.67/x
3. Step 3: Cross multiply
   1,495.08x = 2,231.69 × 1,386.67
4. Step 4: Simplify right side
   1,495.08x = 3,094,617.57
5. Step 5: Solve for x
   x = 3,094,617.57/1,495.08
6. Step 6: Final answer
   x = 2,069.87