Finding the Fourth Proportional to 6,131.64, 8,461.82 and 3,337.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,131.64 : 8,461.82 = 3,337.12 : x
2. Step 2: Convert to fraction form
   6,131.64/8,461.82 = 3,337.12/x
3. Step 3: Cross multiply
   6,131.64x = 8,461.82 × 3,337.12
4. Step 4: Simplify right side
   6,131.64x = 28,238,108.76
5. Step 5: Solve for x
   x = 28,238,108.76/6,131.64
6. Step 6: Final answer
   x = 4,605.31