Finding the Fourth Proportional to 6,042.50, 8,338.77 and 3,390.08

Step by Step Solution

1. Step 1: Write the proportion equation
   6,042.50 : 8,338.77 = 3,390.08 : x
2. Step 2: Convert to fraction form
   6,042.50/8,338.77 = 3,390.08/x
3. Step 3: Cross multiply
   6,042.50x = 8,338.77 × 3,390.08
4. Step 4: Simplify right side
   6,042.50x = 28,269,118.25
5. Step 5: Solve for x
   x = 28,269,118.25/6,042.50
6. Step 6: Final answer
   x = 4,678.39