Finding the Fourth Proportional to 2,310.14, 3,188.04 and 1,262.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.14 : 3,188.04 = 1,262.30 : x
2. Step 2: Convert to fraction form
   2,310.14/3,188.04 = 1,262.30/x
3. Step 3: Cross multiply
   2,310.14x = 3,188.04 × 1,262.30
4. Step 4: Simplify right side
   2,310.14x = 4,024,262.89
5. Step 5: Solve for x
   x = 4,024,262.89/2,310.14
6. Step 6: Final answer
   x = 1,742.00