Finding the Fourth Proportional to 12,298.15, 18,445.74 and 3,414.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298.15 : 18,445.74 = 3,414.07 : x
2. Step 2: Convert to fraction form
   12,298.15/18,445.74 = 3,414.07/x
3. Step 3: Cross multiply
   12,298.15x = 18,445.74 × 3,414.07
4. Step 4: Simplify right side
   12,298.15x = 62,975,047.56
5. Step 5: Solve for x
   x = 62,975,047.56/12,298.15
6. Step 6: Final answer
   x = 5,120.69