Finding the Third Proportional to 1,248.96 and 1,864.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.96 : 1,864.86 = 1,864.86 : x
2. Step 2: Convert to fraction form
   1,248.96/1,864.86 = 1,864.86/x
3. Step 3: Cross multiply
   1,248.96x = 1,864.86 × 1,864.86
4. Step 4: Simplify right side
   1,248.96x = 3,477,715.06
5. Step 5: Solve for x
   x = 3,477,715.06/1,248.96
6. Step 6: Final answer
   x = 2,784.49