Finding the Third Proportional to 456,007.50 and 706,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   456,007.50 : 706,153.50 = 706,153.50 : x
2. Step 2: Convert to fraction form
   456,007.50/706,153.50 = 706,153.50/x
3. Step 3: Cross multiply
   456,007.50x = 706,153.50 × 706,153.50
4. Step 4: Simplify right side
   456,007.50x = 498,652,765,562.25
5. Step 5: Solve for x
   x = 498,652,765,562.25/456,007.50
6. Step 6: Final answer
   x = 1,093,518.78