Finding the Third Proportional to 915.89 and 1,786.01

Step by Step Solution

1. Step 1: Write the proportion equation
   915.89 : 1,786.01 = 1,786.01 : x
2. Step 2: Convert to fraction form
   915.89/1,786.01 = 1,786.01/x
3. Step 3: Cross multiply
   915.89x = 1,786.01 × 1,786.01
4. Step 4: Simplify right side
   915.89x = 3,189,823.91
5. Step 5: Solve for x
   x = 3,189,823.91/915.89
6. Step 6: Final answer
   x = 3,482.76