Finding the Fourth Proportional to 6,078.02, 8,387.69 and 3,425.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.02 : 8,387.69 = 3,425.47 : x
2. Step 2: Convert to fraction form
   6,078.02/8,387.69 = 3,425.47/x
3. Step 3: Cross multiply
   6,078.02x = 8,387.69 × 3,425.47
4. Step 4: Simplify right side
   6,078.02x = 28,731,763.34
5. Step 5: Solve for x
   x = 28,731,763.34/6,078.02
6. Step 6: Final answer
   x = 4,727.16