Finding the Third Proportional to 1,438.07 and 1,900.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438.07 : 1,900.34 = 1,900.34 : x
2. Step 2: Convert to fraction form
   1,438.07/1,900.34 = 1,900.34/x
3. Step 3: Cross multiply
   1,438.07x = 1,900.34 × 1,900.34
4. Step 4: Simplify right side
   1,438.07x = 3,611,276.68
5. Step 5: Solve for x
   x = 3,611,276.68/1,438.07
6. Step 6: Final answer
   x = 2,511.20