Finding the Fourth Proportional to 2,013.32, 3,018.68 and 971.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.32 : 3,018.68 = 971.25 : x
2. Step 2: Convert to fraction form
   2,013.32/3,018.68 = 971.25/x
3. Step 3: Cross multiply
   2,013.32x = 3,018.68 × 971.25
4. Step 4: Simplify right side
   2,013.32x = 2,931,888.09
5. Step 5: Solve for x
   x = 2,931,888.09/2,013.32
6. Step 6: Final answer
   x = 1,456.25