Finding the Fourth Proportional to 1,897.41, 2,618.67 and 1,111.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.41 : 2,618.67 = 1,111.46 : x
2. Step 2: Convert to fraction form
   1,897.41/2,618.67 = 1,111.46/x
3. Step 3: Cross multiply
   1,897.41x = 2,618.67 × 1,111.46
4. Step 4: Simplify right side
   1,897.41x = 2,910,533.86
5. Step 5: Solve for x
   x = 2,910,533.86/1,897.41
6. Step 6: Final answer
   x = 1,533.95