Finding the Third Proportional to 1,248.05 and 1,957.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248.05 : 1,957.78 = 1,957.78 : x
2. Step 2: Convert to fraction form
   1,248.05/1,957.78 = 1,957.78/x
3. Step 3: Cross multiply
   1,248.05x = 1,957.78 × 1,957.78
4. Step 4: Simplify right side
   1,248.05x = 3,832,907.42
5. Step 5: Solve for x
   x = 3,832,907.42/1,248.05
6. Step 6: Final answer
   x = 3,071.12