Finding the Fourth Proportional to 2,100.67, 2,898.92 and 1,156.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.67 : 2,898.92 = 1,156.43 : x
2. Step 2: Convert to fraction form
   2,100.67/2,898.92 = 1,156.43/x
3. Step 3: Cross multiply
   2,100.67x = 2,898.92 × 1,156.43
4. Step 4: Simplify right side
   2,100.67x = 3,352,408.19
5. Step 5: Solve for x
   x = 3,352,408.19/2,100.67
6. Step 6: Final answer
   x = 1,595.88