Finding the Fourth Proportional to 3,154.21, 4,731.83 and 1,074.00

Step by Step Solution

1. Step 1: Write the proportion equation
   3,154.21 : 4,731.83 = 1,074.00 : x
2. Step 2: Convert to fraction form
   3,154.21/4,731.83 = 1,074.00/x
3. Step 3: Cross multiply
   3,154.21x = 4,731.83 × 1,074.00
4. Step 4: Simplify right side
   3,154.21x = 5,081,956.39
5. Step 5: Solve for x
   x = 5,081,956.39/3,154.21
6. Step 6: Final answer
   x = 1,611.17