Finding the Fourth Proportional to 3,586.25, 5,343.32 and 3,384.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,586.25 : 5,343.32 = 3,384.81 : x
2. Step 2: Convert to fraction form
   3,586.25/5,343.32 = 3,384.81/x
3. Step 3: Cross multiply
   3,586.25x = 5,343.32 × 3,384.81
4. Step 4: Simplify right side
   3,586.25x = 18,086,131.43
5. Step 5: Solve for x
   x = 18,086,131.43/3,586.25
6. Step 6: Final answer
   x = 5,043.19