Finding the Fourth Proportional to 2,094.87, 2,890.72 and 1,210.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.87 : 2,890.72 = 1,210.66 : x
2. Step 2: Convert to fraction form
   2,094.87/2,890.72 = 1,210.66/x
3. Step 3: Cross multiply
   2,094.87x = 2,890.72 × 1,210.66
4. Step 4: Simplify right side
   2,094.87x = 3,499,673.36
5. Step 5: Solve for x
   x = 3,499,673.36/2,094.87
6. Step 6: Final answer
   x = 1,670.59