Finding the Fourth Proportional to 1,461.34, 2,018.01 and 938.28

Step by Step Solution

1. Step 1: Write the proportion equation
   1,461.34 : 2,018.01 = 938.28 : x
2. Step 2: Convert to fraction form
   1,461.34/2,018.01 = 938.28/x
3. Step 3: Cross multiply
   1,461.34x = 2,018.01 × 938.28
4. Step 4: Simplify right side
   1,461.34x = 1,893,469.51
5. Step 5: Solve for x
   x = 1,893,469.51/1,461.34
6. Step 6: Final answer
   x = 1,295.71