Finding the Fourth Proportional to 7,349.89, 10,142.83 and 4,206.07

Step by Step Solution

1. Step 1: Write the proportion equation
   7,349.89 : 10,142.83 = 4,206.07 : x
2. Step 2: Convert to fraction form
   7,349.89/10,142.83 = 4,206.07/x
3. Step 3: Cross multiply
   7,349.89x = 10,142.83 × 4,206.07
4. Step 4: Simplify right side
   7,349.89x = 42,661,452.98
5. Step 5: Solve for x
   x = 42,661,452.98/7,349.89
6. Step 6: Final answer
   x = 5,804.37