Finding the Fourth Proportional to 8,340.50, 12,485.82 and 5,043.62

Step by Step Solution

1. Step 1: Write the proportion equation
   8,340.50 : 12,485.82 = 5,043.62 : x
2. Step 2: Convert to fraction form
   8,340.50/12,485.82 = 5,043.62/x
3. Step 3: Cross multiply
   8,340.50x = 12,485.82 × 5,043.62
4. Step 4: Simplify right side
   8,340.50x = 62,973,731.47
5. Step 5: Solve for x
   x = 62,973,731.47/8,340.50
6. Step 6: Final answer
   x = 7,550.35