Finding the Fourth Proportional to 3,607.67, 5,411.72 and 1,010.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607.67 : 5,411.72 = 1,010.81 : x
2. Step 2: Convert to fraction form
   3,607.67/5,411.72 = 1,010.81/x
3. Step 3: Cross multiply
   3,607.67x = 5,411.72 × 1,010.81
4. Step 4: Simplify right side
   3,607.67x = 5,470,215.64
5. Step 5: Solve for x
   x = 5,470,215.64/3,607.67
6. Step 6: Final answer
   x = 1,516.27