Finding the Fourth Proportional to 5,900.71, 8,142.81 and 3,348.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,900.71 : 8,142.81 = 3,348.93 : x
2. Step 2: Convert to fraction form
   5,900.71/8,142.81 = 3,348.93/x
3. Step 3: Cross multiply
   5,900.71x = 8,142.81 × 3,348.93
4. Step 4: Simplify right side
   5,900.71x = 27,269,700.69
5. Step 5: Solve for x
   x = 27,269,700.69/5,900.71
6. Step 6: Final answer
   x = 4,621.43