Finding the Fourth Proportional to 10,662.34, 15,993.05 and 3,642.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,662.34 : 15,993.05 = 3,642.98 : x
2. Step 2: Convert to fraction form
   10,662.34/15,993.05 = 3,642.98/x
3. Step 3: Cross multiply
   10,662.34x = 15,993.05 × 3,642.98
4. Step 4: Simplify right side
   10,662.34x = 58,262,356.74
5. Step 5: Solve for x
   x = 58,262,356.74/10,662.34
6. Step 6: Final answer
   x = 5,464.31