Finding the Third Proportional to 455,976 and 706,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   455,976 : 706,108.50 = 706,108.50 : x
2. Step 2: Convert to fraction form
   455,976/706,108.50 = 706,108.50/x
3. Step 3: Cross multiply
   455,976x = 706,108.50 × 706,108.50
4. Step 4: Simplify right side
   455,976x = 498,589,213,772.25
5. Step 5: Solve for x
   x = 498,589,213,772.25/455,976
6. Step 6: Final answer
   x = 1,093,454.95