Finding the Third Proportional to 139,732.50 and 303,095.25

Step by Step Solution

1. Step 1: Write the proportion equation
   139,732.50 : 303,095.25 = 303,095.25 : x
2. Step 2: Convert to fraction form
   139,732.50/303,095.25 = 303,095.25/x
3. Step 3: Cross multiply
   139,732.50x = 303,095.25 × 303,095.25
4. Step 4: Simplify right side
   139,732.50x = 91,866,730,572.56
5. Step 5: Solve for x
   x = 91,866,730,572.56/139,732.50
6. Step 6: Final answer
   x = 657,447.13