Finding the Fourth Proportional to 7,018.31, 10,533.84 and 3,734.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,018.31 : 10,533.84 = 3,734.15 : x
2. Step 2: Convert to fraction form
   7,018.31/10,533.84 = 3,734.15/x
3. Step 3: Cross multiply
   7,018.31x = 10,533.84 × 3,734.15
4. Step 4: Simplify right side
   7,018.31x = 39,334,938.64
5. Step 5: Solve for x
   x = 39,334,938.64/7,018.31
6. Step 6: Final answer
   x = 5,604.62