Finding the Fourth Proportional to 8,865.77, 13,300.23 and 2,943

Step by Step Solution

1. Step 1: Write the proportion equation
   8,865.77 : 13,300.23 = 2,943 : x
2. Step 2: Convert to fraction form
   8,865.77/13,300.23 = 2,943/x
3. Step 3: Cross multiply
   8,865.77x = 13,300.23 × 2,943
4. Step 4: Simplify right side
   8,865.77x = 39,142,576.89
5. Step 5: Solve for x
   x = 39,142,576.89/8,865.77
6. Step 6: Final answer
   x = 4,415.03