Finding the Fourth Proportional to 3,883.02, 5,820.86 and 1,284.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,883.02 : 5,820.86 = 1,284.54 : x
2. Step 2: Convert to fraction form
   3,883.02/5,820.86 = 1,284.54/x
3. Step 3: Cross multiply
   3,883.02x = 5,820.86 × 1,284.54
4. Step 4: Simplify right side
   3,883.02x = 7,477,127.50
5. Step 5: Solve for x
   x = 7,477,127.50/3,883.02
6. Step 6: Final answer
   x = 1,925.60