Finding the Fourth Proportional to 2,274.81, 3,139.69 and 1,477.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,274.81 : 3,139.69 = 1,477.02 : x
2. Step 2: Convert to fraction form
   2,274.81/3,139.69 = 1,477.02/x
3. Step 3: Cross multiply
   2,274.81x = 3,139.69 × 1,477.02
4. Step 4: Simplify right side
   2,274.81x = 4,637,384.92
5. Step 5: Solve for x
   x = 4,637,384.92/2,274.81
6. Step 6: Final answer
   x = 2,038.58