Finding the Fourth Proportional to 2,003.45, 3,005.19 and 1,029.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.45 : 3,005.19 = 1,029.02 : x
2. Step 2: Convert to fraction form
   2,003.45/3,005.19 = 1,029.02/x
3. Step 3: Cross multiply
   2,003.45x = 3,005.19 × 1,029.02
4. Step 4: Simplify right side
   2,003.45x = 3,092,400.61
5. Step 5: Solve for x
   x = 3,092,400.61/2,003.45
6. Step 6: Final answer
   x = 1,543.54