Finding the Fourth Proportional to 2,310.83, 3,188.62 and 1,316.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.83 : 3,188.62 = 1,316.06 : x
2. Step 2: Convert to fraction form
   2,310.83/3,188.62 = 1,316.06/x
3. Step 3: Cross multiply
   2,310.83x = 3,188.62 × 1,316.06
4. Step 4: Simplify right side
   2,310.83x = 4,196,396.00
5. Step 5: Solve for x
   x = 4,196,396.00/2,310.83
6. Step 6: Final answer
   x = 1,815.97