Finding the Fourth Proportional to 12,742.32, 19,114.34 and 3,382.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,742.32 : 19,114.34 = 3,382.22 : x
2. Step 2: Convert to fraction form
   12,742.32/19,114.34 = 3,382.22/x
3. Step 3: Cross multiply
   12,742.32x = 19,114.34 × 3,382.22
4. Step 4: Simplify right side
   12,742.32x = 64,648,903.03
5. Step 5: Solve for x
   x = 64,648,903.03/12,742.32
6. Step 6: Final answer
   x = 5,073.56