Finding the Third Proportional to 139,549 and 293,922

Step by Step Solution

1. Step 1: Write the proportion equation
   139,549 : 293,922 = 293,922 : x
2. Step 2: Convert to fraction form
   139,549/293,922 = 293,922/x
3. Step 3: Cross multiply
   139,549x = 293,922 × 293,922
4. Step 4: Simplify right side
   139,549x = 86,390,142,084
5. Step 5: Solve for x
   x = 86,390,142,084/139,549
6. Step 6: Final answer
   x = 619,066.72