Finding the Fourth Proportional to 1,493.33, 2,059.74 and 1,213.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.33 : 2,059.74 = 1,213.56 : x
2. Step 2: Convert to fraction form
   1,493.33/2,059.74 = 1,213.56/x
3. Step 3: Cross multiply
   1,493.33x = 2,059.74 × 1,213.56
4. Step 4: Simplify right side
   1,493.33x = 2,499,618.07
5. Step 5: Solve for x
   x = 2,499,618.07/1,493.33
6. Step 6: Final answer
   x = 1,673.86