Finding the Third Proportional to 138,754.50 and 300,837

Step by Step Solution

1. Step 1: Write the proportion equation
   138,754.50 : 300,837 = 300,837 : x
2. Step 2: Convert to fraction form
   138,754.50/300,837 = 300,837/x
3. Step 3: Cross multiply
   138,754.50x = 300,837 × 300,837
4. Step 4: Simplify right side
   138,754.50x = 90,502,900,569
5. Step 5: Solve for x
   x = 90,502,900,569/138,754.50
6. Step 6: Final answer
   x = 652,252.00