Finding the Third Proportional to 915.05 and 1,314.98

Step by Step Solution

1. Step 1: Write the proportion equation
   915.05 : 1,314.98 = 1,314.98 : x
2. Step 2: Convert to fraction form
   915.05/1,314.98 = 1,314.98/x
3. Step 3: Cross multiply
   915.05x = 1,314.98 × 1,314.98
4. Step 4: Simplify right side
   915.05x = 1,729,183.91
5. Step 5: Solve for x
   x = 1,729,183.91/915.05
6. Step 6: Final answer
   x = 1,889.72