Finding the Fourth Proportional to 1,495.38, 2,064.18 and 997.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.38 : 2,064.18 = 997.86 : x
2. Step 2: Convert to fraction form
   1,495.38/2,064.18 = 997.86/x
3. Step 3: Cross multiply
   1,495.38x = 2,064.18 × 997.86
4. Step 4: Simplify right side
   1,495.38x = 2,059,762.65
5. Step 5: Solve for x
   x = 2,059,762.65/1,495.38
6. Step 6: Final answer
   x = 1,377.42