Finding the Fourth Proportional to 10,933.77, 16,397.91 and 3,142.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,933.77 : 16,397.91 = 3,142.58 : x
2. Step 2: Convert to fraction form
   10,933.77/16,397.91 = 3,142.58/x
3. Step 3: Cross multiply
   10,933.77x = 16,397.91 × 3,142.58
4. Step 4: Simplify right side
   10,933.77x = 51,531,662.02
5. Step 5: Solve for x
   x = 51,531,662.02/10,933.77
6. Step 6: Final answer
   x = 4,713.07