Finding the Third Proportional to 63,496 and 137,928

Step by Step Solution

1. Step 1: Write the proportion equation
   63,496 : 137,928 = 137,928 : x
2. Step 2: Convert to fraction form
   63,496/137,928 = 137,928/x
3. Step 3: Cross multiply
   63,496x = 137,928 × 137,928
4. Step 4: Simplify right side
   63,496x = 19,024,133,184
5. Step 5: Solve for x
   x = 19,024,133,184/63,496
6. Step 6: Final answer
   x = 299,611.52