Finding the Third Proportional to 454,975 and 713,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   454,975 : 713,656.50 = 713,656.50 : x
2. Step 2: Convert to fraction form
   454,975/713,656.50 = 713,656.50/x
3. Step 3: Cross multiply
   454,975x = 713,656.50 × 713,656.50
4. Step 4: Simplify right side
   454,975x = 509,305,599,992.25
5. Step 5: Solve for x
   x = 509,305,599,992.25/454,975
6. Step 6: Final answer
   x = 1,119,414.47