Finding the Fourth Proportional to 2,047.80, 3,068.40 and 1,634.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,047.80 : 3,068.40 = 1,634.76 : x
2. Step 2: Convert to fraction form
   2,047.80/3,068.40 = 1,634.76/x
3. Step 3: Cross multiply
   2,047.80x = 3,068.40 × 1,634.76
4. Step 4: Simplify right side
   2,047.80x = 5,016,097.58
5. Step 5: Solve for x
   x = 5,016,097.58/2,047.80
6. Step 6: Final answer
   x = 2,449.51