Finding the Fourth Proportional to 3,487.34, 5,230.62 and 1,022.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,487.34 : 5,230.62 = 1,022.18 : x
2. Step 2: Convert to fraction form
   3,487.34/5,230.62 = 1,022.18/x
3. Step 3: Cross multiply
   3,487.34x = 5,230.62 × 1,022.18
4. Step 4: Simplify right side
   3,487.34x = 5,346,603.89
5. Step 5: Solve for x
   x = 5,346,603.89/3,487.34
6. Step 6: Final answer
   x = 1,533.15