Finding the Fourth Proportional to 2,302.10, 3,453.72 and 742.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.10 : 3,453.72 = 742.14 : x
2. Step 2: Convert to fraction form
   2,302.10/3,453.72 = 742.14/x
3. Step 3: Cross multiply
   2,302.10x = 3,453.72 × 742.14
4. Step 4: Simplify right side
   2,302.10x = 2,563,143.76
5. Step 5: Solve for x
   x = 2,563,143.76/2,302.10
6. Step 6: Final answer
   x = 1,113.39