Finding the Fourth Proportional to 2,123.48, 2,919.08 and 1,897.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123.48 : 2,919.08 = 1,897.04 : x
2. Step 2: Convert to fraction form
   2,123.48/2,919.08 = 1,897.04/x
3. Step 3: Cross multiply
   2,123.48x = 2,919.08 × 1,897.04
4. Step 4: Simplify right side
   2,123.48x = 5,537,623.56
5. Step 5: Solve for x
   x = 5,537,623.56/2,123.48
6. Step 6: Final answer
   x = 2,607.80