Finding the Fourth Proportional to 3,343.86, 5,012.01 and 2,519.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,343.86 : 5,012.01 = 2,519.55 : x
2. Step 2: Convert to fraction form
   3,343.86/5,012.01 = 2,519.55/x
3. Step 3: Cross multiply
   3,343.86x = 5,012.01 × 2,519.55
4. Step 4: Simplify right side
   3,343.86x = 12,628,009.80
5. Step 5: Solve for x
   x = 12,628,009.80/3,343.86
6. Step 6: Final answer
   x = 3,776.48