Finding the Fourth Proportional to 2,962.85, 4,090.10 and 1,783.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,962.85 : 4,090.10 = 1,783.69 : x
2. Step 2: Convert to fraction form
   2,962.85/4,090.10 = 1,783.69/x
3. Step 3: Cross multiply
   2,962.85x = 4,090.10 × 1,783.69
4. Step 4: Simplify right side
   2,962.85x = 7,295,451.33
5. Step 5: Solve for x
   x = 7,295,451.33/2,962.85
6. Step 6: Final answer
   x = 2,462.31