Finding the Fourth Proportional to 2,310.92, 3,188.89 and 1,316.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.92 : 3,188.89 = 1,316.00 : x
2. Step 2: Convert to fraction form
   2,310.92/3,188.89 = 1,316.00/x
3. Step 3: Cross multiply
   2,310.92x = 3,188.89 × 1,316.00
4. Step 4: Simplify right side
   2,310.92x = 4,196,556.72
5. Step 5: Solve for x
   x = 4,196,556.72/2,310.92
6. Step 6: Final answer
   x = 1,815.97