Finding the Fourth Proportional to 3,881.16, 5,820.50 and 1,283.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,881.16 : 5,820.50 = 1,283.48 : x
2. Step 2: Convert to fraction form
   3,881.16/5,820.50 = 1,283.48/x
3. Step 3: Cross multiply
   3,881.16x = 5,820.50 × 1,283.48
4. Step 4: Simplify right side
   3,881.16x = 7,470,495.34
5. Step 5: Solve for x
   x = 7,470,495.34/3,881.16
6. Step 6: Final answer
   x = 1,924.81