Finding the Third Proportional to 1,561.94 and 2,319.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,561.94 : 2,319.42 = 2,319.42 : x
2. Step 2: Convert to fraction form
   1,561.94/2,319.42 = 2,319.42/x
3. Step 3: Cross multiply
   1,561.94x = 2,319.42 × 2,319.42
4. Step 4: Simplify right side
   1,561.94x = 5,379,690.65
5. Step 5: Solve for x
   x = 5,379,690.65/1,561.94
6. Step 6: Final answer
   x = 3,444.24