Finding the Fourth Proportional to 2,633.49, 3,950.20 and 784.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.49 : 3,950.20 = 784.62 : x
2. Step 2: Convert to fraction form
   2,633.49/3,950.20 = 784.62/x
3. Step 3: Cross multiply
   2,633.49x = 3,950.20 × 784.62
4. Step 4: Simplify right side
   2,633.49x = 3,099,406.90
5. Step 5: Solve for x
   x = 3,099,406.90/2,633.49
6. Step 6: Final answer
   x = 1,176.92