Finding the Third Proportional to 912 and 1,411.88

Step by Step Solution

1. Step 1: Write the proportion equation
   912 : 1,411.88 = 1,411.88 : x
2. Step 2: Convert to fraction form
   912/1,411.88 = 1,411.88/x
3. Step 3: Cross multiply
   912x = 1,411.88 × 1,411.88
4. Step 4: Simplify right side
   912x = 1,993,391.02
5. Step 5: Solve for x
   x = 1,993,391.02/912
6. Step 6: Final answer
   x = 2,185.74