Finding the Fourth Proportional to 3,462.17, 5,196.21 and 1,383.63

Step by Step Solution

1. Step 1: Write the proportion equation
   3,462.17 : 5,196.21 = 1,383.63 : x
2. Step 2: Convert to fraction form
   3,462.17/5,196.21 = 1,383.63/x
3. Step 3: Cross multiply
   3,462.17x = 5,196.21 × 1,383.63
4. Step 4: Simplify right side
   3,462.17x = 7,189,646.34
5. Step 5: Solve for x
   x = 7,189,646.34/3,462.17
6. Step 6: Final answer
   x = 2,076.63