Finding the Third Proportional to 141,123.50 and 304,405

Step by Step Solution

1. Step 1: Write the proportion equation
   141,123.50 : 304,405 = 304,405 : x
2. Step 2: Convert to fraction form
   141,123.50/304,405 = 304,405/x
3. Step 3: Cross multiply
   141,123.50x = 304,405 × 304,405
4. Step 4: Simplify right side
   141,123.50x = 92,662,404,025
5. Step 5: Solve for x
   x = 92,662,404,025/141,123.50
6. Step 6: Final answer
   x = 656,605.06