Finding the Third Proportional to 1,011.75 and 1,384.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,011.75 : 1,384.69 = 1,384.69 : x
2. Step 2: Convert to fraction form
   1,011.75/1,384.69 = 1,384.69/x
3. Step 3: Cross multiply
   1,011.75x = 1,384.69 × 1,384.69
4. Step 4: Simplify right side
   1,011.75x = 1,917,359.47
5. Step 5: Solve for x
   x = 1,917,359.47/1,011.75
6. Step 6: Final answer
   x = 1,895.09