Finding the Fourth Proportional to 2,094.56, 2,890.85 and 1,210.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.56 : 2,890.85 = 1,210.88 : x
2. Step 2: Convert to fraction form
   2,094.56/2,890.85 = 1,210.88/x
3. Step 3: Cross multiply
   2,094.56x = 2,890.85 × 1,210.88
4. Step 4: Simplify right side
   2,094.56x = 3,500,472.45
5. Step 5: Solve for x
   x = 3,500,472.45/2,094.56
6. Step 6: Final answer
   x = 1,671.22