Finding the Fourth Proportional to 3,674.45, 5,071.55 and 2,415.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.45 : 5,071.55 = 2,415.62 : x
2. Step 2: Convert to fraction form
   3,674.45/5,071.55 = 2,415.62/x
3. Step 3: Cross multiply
   3,674.45x = 5,071.55 × 2,415.62
4. Step 4: Simplify right side
   3,674.45x = 12,250,937.61
5. Step 5: Solve for x
   x = 12,250,937.61/3,674.45
6. Step 6: Final answer
   x = 3,334.09