Finding the Third Proportional to 139,804 and 304,184

Step by Step Solution

1. Step 1: Write the proportion equation
   139,804 : 304,184 = 304,184 : x
2. Step 2: Convert to fraction form
   139,804/304,184 = 304,184/x
3. Step 3: Cross multiply
   139,804x = 304,184 × 304,184
4. Step 4: Simplify right side
   139,804x = 92,527,905,856
5. Step 5: Solve for x
   x = 92,527,905,856/139,804
6. Step 6: Final answer
   x = 661,840.19