Finding the Fourth Proportional to 3,803.62, 5,705.72 and 1,030.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,803.62 : 5,705.72 = 1,030.39 : x
2. Step 2: Convert to fraction form
   3,803.62/5,705.72 = 1,030.39/x
3. Step 3: Cross multiply
   3,803.62x = 5,705.72 × 1,030.39
4. Step 4: Simplify right side
   3,803.62x = 5,879,116.83
5. Step 5: Solve for x
   x = 5,879,116.83/3,803.62
6. Step 6: Final answer
   x = 1,545.66