Finding the Fourth Proportional to 1,888.98, 2,609.43 and 1,796.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,888.98 : 2,609.43 = 1,796.72 : x
2. Step 2: Convert to fraction form
   1,888.98/2,609.43 = 1,796.72/x
3. Step 3: Cross multiply
   1,888.98x = 2,609.43 × 1,796.72
4. Step 4: Simplify right side
   1,888.98x = 4,688,406.09
5. Step 5: Solve for x
   x = 4,688,406.09/1,888.98
6. Step 6: Final answer
   x = 2,481.98