Finding the Third Proportional to 1,219.50 and 2,672.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219.50 : 2,672.63 = 2,672.63 : x
2. Step 2: Convert to fraction form
   1,219.50/2,672.63 = 2,672.63/x
3. Step 3: Cross multiply
   1,219.50x = 2,672.63 × 2,672.63
4. Step 4: Simplify right side
   1,219.50x = 7,142,924.39
5. Step 5: Solve for x
   x = 7,142,924.39/1,219.50
6. Step 6: Final answer
   x = 5,857.26