Finding the Fourth Proportional to 1,897.04, 2,618.07 and 1,111.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,897.04 : 2,618.07 = 1,111.34 : x
2. Step 2: Convert to fraction form
   1,897.04/2,618.07 = 1,111.34/x
3. Step 3: Cross multiply
   1,897.04x = 2,618.07 × 1,111.34
4. Step 4: Simplify right side
   1,897.04x = 2,909,565.91
5. Step 5: Solve for x
   x = 2,909,565.91/1,897.04
6. Step 6: Final answer
   x = 1,533.74