Finding the Fourth Proportional to 6,131.04, 8,459.34 and 3,612.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,131.04 : 8,459.34 = 3,612.96 : x
2. Step 2: Convert to fraction form
   6,131.04/8,459.34 = 3,612.96/x
3. Step 3: Cross multiply
   6,131.04x = 8,459.34 × 3,612.96
4. Step 4: Simplify right side
   6,131.04x = 30,563,257.05
5. Step 5: Solve for x
   x = 30,563,257.05/6,131.04
6. Step 6: Final answer
   x = 4,985.00