Finding the Fourth Proportional to 1,776.65, 2,662.65 and 953.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776.65 : 2,662.65 = 953.96 : x
2. Step 2: Convert to fraction form
   1,776.65/2,662.65 = 953.96/x
3. Step 3: Cross multiply
   1,776.65x = 2,662.65 × 953.96
4. Step 4: Simplify right side
   1,776.65x = 2,540,043.51
5. Step 5: Solve for x
   x = 2,540,043.51/1,776.65
6. Step 6: Final answer
   x = 1,429.69