Finding the Fourth Proportional to 2,424.12, 3,345.03 and 1,429.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,424.12 : 3,345.03 = 1,429.05 : x
2. Step 2: Convert to fraction form
   2,424.12/3,345.03 = 1,429.05/x
3. Step 3: Cross multiply
   2,424.12x = 3,345.03 × 1,429.05
4. Step 4: Simplify right side
   2,424.12x = 4,780,215.12
5. Step 5: Solve for x
   x = 4,780,215.12/2,424.12
6. Step 6: Final answer
   x = 1,971.94