Finding the Fourth Proportional to 2,196.86, 3,031.18 and 1,488.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.86 : 3,031.18 = 1,488.83 : x
2. Step 2: Convert to fraction form
   2,196.86/3,031.18 = 1,488.83/x
3. Step 3: Cross multiply
   2,196.86x = 3,031.18 × 1,488.83
4. Step 4: Simplify right side
   2,196.86x = 4,512,892.84
5. Step 5: Solve for x
   x = 4,512,892.84/2,196.86
6. Step 6: Final answer
   x = 2,054.25