Finding the Fourth Proportional to 3,825.47, 5,279.06 and 2,146.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,825.47 : 5,279.06 = 2,146.84 : x
2. Step 2: Convert to fraction form
   3,825.47/5,279.06 = 2,146.84/x
3. Step 3: Cross multiply
   3,825.47x = 5,279.06 × 2,146.84
4. Step 4: Simplify right side
   3,825.47x = 11,333,297.17
5. Step 5: Solve for x
   x = 11,333,297.17/3,825.47
6. Step 6: Final answer
   x = 2,962.59