Finding the Third Proportional to 149,300.25 and 324,843.25

Step by Step Solution

1. Step 1: Write the proportion equation
   149,300.25 : 324,843.25 = 324,843.25 : x
2. Step 2: Convert to fraction form
   149,300.25/324,843.25 = 324,843.25/x
3. Step 3: Cross multiply
   149,300.25x = 324,843.25 × 324,843.25
4. Step 4: Simplify right side
   149,300.25x = 105,523,137,070.56
5. Step 5: Solve for x
   x = 105,523,137,070.56/149,300.25
6. Step 6: Final answer
   x = 706,784.73