Finding the Fourth Proportional to 2,329.58, 3,214.76 and 1,267.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,329.58 : 3,214.76 = 1,267.30 : x
2. Step 2: Convert to fraction form
   2,329.58/3,214.76 = 1,267.30/x
3. Step 3: Cross multiply
   2,329.58x = 3,214.76 × 1,267.30
4. Step 4: Simplify right side
   2,329.58x = 4,074,065.35
5. Step 5: Solve for x
   x = 4,074,065.35/2,329.58
6. Step 6: Final answer
   x = 1,748.84