Finding the Fourth Proportional to 2,548.02, 3,516.47 and 1,429.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,548.02 : 3,516.47 = 1,429.06 : x
2. Step 2: Convert to fraction form
   2,548.02/3,516.47 = 1,429.06/x
3. Step 3: Cross multiply
   2,548.02x = 3,516.47 × 1,429.06
4. Step 4: Simplify right side
   2,548.02x = 5,025,221.89
5. Step 5: Solve for x
   x = 5,025,221.89/2,548.02
6. Step 6: Final answer
   x = 1,972.21