Finding the Fourth Proportional to 3,916.02, 5,404.28 and 2,343.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,916.02 : 5,404.28 = 2,343.81 : x
2. Step 2: Convert to fraction form
   3,916.02/5,404.28 = 2,343.81/x
3. Step 3: Cross multiply
   3,916.02x = 5,404.28 × 2,343.81
4. Step 4: Simplify right side
   3,916.02x = 12,666,593.79
5. Step 5: Solve for x
   x = 12,666,593.79/3,916.02
6. Step 6: Final answer
   x = 3,234.56