Finding the Fourth Proportional to 2,094.42, 2,889.78 and 1,210.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.42 : 2,889.78 = 1,210.07 : x
2. Step 2: Convert to fraction form
   2,094.42/2,889.78 = 1,210.07/x
3. Step 3: Cross multiply
   2,094.42x = 2,889.78 × 1,210.07
4. Step 4: Simplify right side
   2,094.42x = 3,496,838.77
5. Step 5: Solve for x
   x = 3,496,838.77/2,094.42
6. Step 6: Final answer
   x = 1,669.59