Finding the Third Proportional to 139,734 and 303,098.25

Step by Step Solution

1. Step 1: Write the proportion equation
   139,734 : 303,098.25 = 303,098.25 : x
2. Step 2: Convert to fraction form
   139,734/303,098.25 = 303,098.25/x
3. Step 3: Cross multiply
   139,734x = 303,098.25 × 303,098.25
4. Step 4: Simplify right side
   139,734x = 91,868,549,153.06
5. Step 5: Solve for x
   x = 91,868,549,153.06/139,734
6. Step 6: Final answer
   x = 657,453.08