Finding the Third Proportional to 369,715.50 and 756,945

Step by Step Solution

1. Step 1: Write the proportion equation
   369,715.50 : 756,945 = 756,945 : x
2. Step 2: Convert to fraction form
   369,715.50/756,945 = 756,945/x
3. Step 3: Cross multiply
   369,715.50x = 756,945 × 756,945
4. Step 4: Simplify right side
   369,715.50x = 572,965,733,025
5. Step 5: Solve for x
   x = 572,965,733,025/369,715.50
6. Step 6: Final answer
   x = 1,549,747.67