Finding the Fourth Proportional to 2,897.89, 4,345.62 and 1,142.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,897.89 : 4,345.62 = 1,142.62 : x
2. Step 2: Convert to fraction form
   2,897.89/4,345.62 = 1,142.62/x
3. Step 3: Cross multiply
   2,897.89x = 4,345.62 × 1,142.62
4. Step 4: Simplify right side
   2,897.89x = 4,965,392.32
5. Step 5: Solve for x
   x = 4,965,392.32/2,897.89
6. Step 6: Final answer
   x = 1,713.45