Finding the Fourth Proportional to 3,773.42, 5,663.73 and 2,315.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,773.42 : 5,663.73 = 2,315.42 : x
2. Step 2: Convert to fraction form
   3,773.42/5,663.73 = 2,315.42/x
3. Step 3: Cross multiply
   3,773.42x = 5,663.73 × 2,315.42
4. Step 4: Simplify right side
   3,773.42x = 13,113,913.72
5. Step 5: Solve for x
   x = 13,113,913.72/3,773.42
6. Step 6: Final answer
   x = 3,475.34