Finding the Fourth Proportional to 3,742.86, 5,164.90 and 2,064.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,742.86 : 5,164.90 = 2,064.28 : x
2. Step 2: Convert to fraction form
   3,742.86/5,164.90 = 2,064.28/x
3. Step 3: Cross multiply
   3,742.86x = 5,164.90 × 2,064.28
4. Step 4: Simplify right side
   3,742.86x = 10,661,799.77
5. Step 5: Solve for x
   x = 10,661,799.77/3,742.86
6. Step 6: Final answer
   x = 2,848.57