Finding the Third Proportional to 294,330 and 452,977.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,330 : 452,977.50 = 452,977.50 : x
2. Step 2: Convert to fraction form
   294,330/452,977.50 = 452,977.50/x
3. Step 3: Cross multiply
   294,330x = 452,977.50 × 452,977.50
4. Step 4: Simplify right side
   294,330x = 205,188,615,506.25
5. Step 5: Solve for x
   x = 205,188,615,506.25/294,330
6. Step 6: Final answer
   x = 697,137.96