Finding the Fourth Proportional to 1,050.91, 1,575.45 and 897.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.91 : 1,575.45 = 897.82 : x
2. Step 2: Convert to fraction form
   1,050.91/1,575.45 = 897.82/x
3. Step 3: Cross multiply
   1,050.91x = 1,575.45 × 897.82
4. Step 4: Simplify right side
   1,050.91x = 1,414,466.58
5. Step 5: Solve for x
   x = 1,414,466.58/1,050.91
6. Step 6: Final answer
   x = 1,345.95