Finding the Third Proportional to 1,319.63 and 2,703.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,319.63 : 2,703.38 = 2,703.38 : x
2. Step 2: Convert to fraction form
   1,319.63/2,703.38 = 2,703.38/x
3. Step 3: Cross multiply
   1,319.63x = 2,703.38 × 2,703.38
4. Step 4: Simplify right side
   1,319.63x = 7,308,236.39
5. Step 5: Solve for x
   x = 7,308,236.39/1,319.63
6. Step 6: Final answer
   x = 5,538.12