Finding the Fourth Proportional to 2,634.04, 3,950.71 and 784.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634.04 : 3,950.71 = 784.81 : x
2. Step 2: Convert to fraction form
   2,634.04/3,950.71 = 784.81/x
3. Step 3: Cross multiply
   2,634.04x = 3,950.71 × 784.81
4. Step 4: Simplify right side
   2,634.04x = 3,100,556.72
5. Step 5: Solve for x
   x = 3,100,556.72/2,634.04
6. Step 6: Final answer
   x = 1,177.11