Finding the Fourth Proportional to 3,776.83, 5,654.31 and 3,153.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776.83 : 5,654.31 = 3,153.53 : x
2. Step 2: Convert to fraction form
   3,776.83/5,654.31 = 3,153.53/x
3. Step 3: Cross multiply
   3,776.83x = 5,654.31 × 3,153.53
4. Step 4: Simplify right side
   3,776.83x = 17,831,038.52
5. Step 5: Solve for x
   x = 17,831,038.52/3,776.83
6. Step 6: Final answer
   x = 4,721.17