Finding the Fourth Proportional to 2,068.06, 3,103.59 and 1,521.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.06 : 3,103.59 = 1,521.70 : x
2. Step 2: Convert to fraction form
   2,068.06/3,103.59 = 1,521.70/x
3. Step 3: Cross multiply
   2,068.06x = 3,103.59 × 1,521.70
4. Step 4: Simplify right side
   2,068.06x = 4,722,732.90
5. Step 5: Solve for x
   x = 4,722,732.90/2,068.06
6. Step 6: Final answer
   x = 2,283.65