Finding the Fourth Proportional to 3,610.81, 5,417.03 and 1,302.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,610.81 : 5,417.03 = 1,302.31 : x
2. Step 2: Convert to fraction form
   3,610.81/5,417.03 = 1,302.31/x
3. Step 3: Cross multiply
   3,610.81x = 5,417.03 × 1,302.31
4. Step 4: Simplify right side
   3,610.81x = 7,054,645.83
5. Step 5: Solve for x
   x = 7,054,645.83/3,610.81
6. Step 6: Final answer
   x = 1,953.76