Finding the Fourth Proportional to 3,742.74, 5,165.28 and 2,064.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,742.74 : 5,165.28 = 2,064.30 : x
2. Step 2: Convert to fraction form
   3,742.74/5,165.28 = 2,064.30/x
3. Step 3: Cross multiply
   3,742.74x = 5,165.28 × 2,064.30
4. Step 4: Simplify right side
   3,742.74x = 10,662,687.50
5. Step 5: Solve for x
   x = 10,662,687.50/3,742.74
6. Step 6: Final answer
   x = 2,848.90