Finding the Fourth Proportional to 2,426.63, 3,640.01 and 783.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.63 : 3,640.01 = 783.34 : x
2. Step 2: Convert to fraction form
   2,426.63/3,640.01 = 783.34/x
3. Step 3: Cross multiply
   2,426.63x = 3,640.01 × 783.34
4. Step 4: Simplify right side
   2,426.63x = 2,851,352.42
5. Step 5: Solve for x
   x = 2,851,352.42/2,426.63
6. Step 6: Final answer
   x = 1,175.03