Finding the Fourth Proportional to 6,118.37, 8,443.94 and 3,430.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,118.37 : 8,443.94 = 3,430.05 : x
2. Step 2: Convert to fraction form
   6,118.37/8,443.94 = 3,430.05/x
3. Step 3: Cross multiply
   6,118.37x = 8,443.94 × 3,430.05
4. Step 4: Simplify right side
   6,118.37x = 28,963,136.40
5. Step 5: Solve for x
   x = 28,963,136.40/6,118.37
6. Step 6: Final answer
   x = 4,733.80