Finding the Third Proportional to 454,315.50 and 705,483

Step by Step Solution

1. Step 1: Write the proportion equation
   454,315.50 : 705,483 = 705,483 : x
2. Step 2: Convert to fraction form
   454,315.50/705,483 = 705,483/x
3. Step 3: Cross multiply
   454,315.50x = 705,483 × 705,483
4. Step 4: Simplify right side
   454,315.50x = 497,706,263,289
5. Step 5: Solve for x
   x = 497,706,263,289/454,315.50
6. Step 6: Final answer
   x = 1,095,508.00