Finding the Fourth Proportional to 2,109.01, 3,160.94 and 1,492.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.01 : 3,160.94 = 1,492.89 : x
2. Step 2: Convert to fraction form
   2,109.01/3,160.94 = 1,492.89/x
3. Step 3: Cross multiply
   2,109.01x = 3,160.94 × 1,492.89
4. Step 4: Simplify right side
   2,109.01x = 4,718,935.72
5. Step 5: Solve for x
   x = 4,718,935.72/2,109.01
6. Step 6: Final answer
   x = 2,237.51