Finding the Fourth Proportional to 2,185.84, 3,017.40 and 1,522.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.84 : 3,017.40 = 1,522.45 : x
2. Step 2: Convert to fraction form
   2,185.84/3,017.40 = 1,522.45/x
3. Step 3: Cross multiply
   2,185.84x = 3,017.40 × 1,522.45
4. Step 4: Simplify right side
   2,185.84x = 4,593,840.63
5. Step 5: Solve for x
   x = 4,593,840.63/2,185.84
6. Step 6: Final answer
   x = 2,101.64