Finding the Fourth Proportional to 2,642.01, 3,943.50 and 2,330.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.01 : 3,943.50 = 2,330.73 : x
2. Step 2: Convert to fraction form
   2,642.01/3,943.50 = 2,330.73/x
3. Step 3: Cross multiply
   2,642.01x = 3,943.50 × 2,330.73
4. Step 4: Simplify right side
   2,642.01x = 9,191,233.76
5. Step 5: Solve for x
   x = 9,191,233.76/2,642.01
6. Step 6: Final answer
   x = 3,478.88