Finding the Third Proportional to 1,437.19 and 2,672.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437.19 : 2,672.72 = 2,672.72 : x
2. Step 2: Convert to fraction form
   1,437.19/2,672.72 = 2,672.72/x
3. Step 3: Cross multiply
   1,437.19x = 2,672.72 × 2,672.72
4. Step 4: Simplify right side
   1,437.19x = 7,143,425.52
5. Step 5: Solve for x
   x = 7,143,425.52/1,437.19
6. Step 6: Final answer
   x = 4,970.42