Finding the Fourth Proportional to 1,898.74, 2,846.59 and 1,274.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,898.74 : 2,846.59 = 1,274.69 : x
2. Step 2: Convert to fraction form
   1,898.74/2,846.59 = 1,274.69/x
3. Step 3: Cross multiply
   1,898.74x = 2,846.59 × 1,274.69
4. Step 4: Simplify right side
   1,898.74x = 3,628,519.81
5. Step 5: Solve for x
   x = 3,628,519.81/1,898.74
6. Step 6: Final answer
   x = 1,911.01