Finding the Third Proportional to 455,325 and 703,519.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,325 : 703,519.50 = 703,519.50 : x
2. Step 2: Convert to fraction form
   455,325/703,519.50 = 703,519.50/x
3. Step 3: Cross multiply
   455,325x = 703,519.50 × 703,519.50
4. Step 4: Simplify right side
   455,325x = 494,939,686,880.25
5. Step 5: Solve for x
   x = 494,939,686,880.25/455,325
6. Step 6: Final answer
   x = 1,087,003.10