Finding the Third Proportional to 1,310.34 and 1,911.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310.34 : 1,911.52 = 1,911.52 : x
2. Step 2: Convert to fraction form
   1,310.34/1,911.52 = 1,911.52/x
3. Step 3: Cross multiply
   1,310.34x = 1,911.52 × 1,911.52
4. Step 4: Simplify right side
   1,310.34x = 3,653,891.98
5. Step 5: Solve for x
   x = 3,653,891.98/1,310.34
6. Step 6: Final answer
   x = 2,788.50