Finding the Fourth Proportional to 2,094.72, 2,890.76 and 1,210.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.72 : 2,890.76 = 1,210.56 : x
2. Step 2: Convert to fraction form
   2,094.72/2,890.76 = 1,210.56/x
3. Step 3: Cross multiply
   2,094.72x = 2,890.76 × 1,210.56
4. Step 4: Simplify right side
   2,094.72x = 3,499,438.43
5. Step 5: Solve for x
   x = 3,499,438.43/2,094.72
6. Step 6: Final answer
   x = 1,670.60