Finding the Third Proportional to 304,305 and 661,096.50

Step by Step Solution

1. Step 1: Write the proportion equation
   304,305 : 661,096.50 = 661,096.50 : x
2. Step 2: Convert to fraction form
   304,305/661,096.50 = 661,096.50/x
3. Step 3: Cross multiply
   304,305x = 661,096.50 × 661,096.50
4. Step 4: Simplify right side
   304,305x = 437,048,582,312.25
5. Step 5: Solve for x
   x = 437,048,582,312.25/304,305
6. Step 6: Final answer
   x = 1,436,218.87