Finding the Third Proportional to 139,552 and 293,928

Step by Step Solution

1. Step 1: Write the proportion equation
   139,552 : 293,928 = 293,928 : x
2. Step 2: Convert to fraction form
   139,552/293,928 = 293,928/x
3. Step 3: Cross multiply
   139,552x = 293,928 × 293,928
4. Step 4: Simplify right side
   139,552x = 86,393,669,184
5. Step 5: Solve for x
   x = 86,393,669,184/139,552
6. Step 6: Final answer
   x = 619,078.69