Finding the Fourth Proportional to 3,820.17, 5,731.47 and 2,434.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,820.17 : 5,731.47 = 2,434.71 : x
2. Step 2: Convert to fraction form
   3,820.17/5,731.47 = 2,434.71/x
3. Step 3: Cross multiply
   3,820.17x = 5,731.47 × 2,434.71
4. Step 4: Simplify right side
   3,820.17x = 13,954,467.32
5. Step 5: Solve for x
   x = 13,954,467.32/3,820.17
6. Step 6: Final answer
   x = 3,652.84