Finding the Fourth Proportional to 4,838.05, 7,259.82 and 2,886.16

Step by Step Solution

1. Step 1: Write the proportion equation
   4,838.05 : 7,259.82 = 2,886.16 : x
2. Step 2: Convert to fraction form
   4,838.05/7,259.82 = 2,886.16/x
3. Step 3: Cross multiply
   4,838.05x = 7,259.82 × 2,886.16
4. Step 4: Simplify right side
   4,838.05x = 20,953,002.09
5. Step 5: Solve for x
   x = 20,953,002.09/4,838.05
6. Step 6: Final answer
   x = 4,330.88