Finding the Third Proportional to 149,850 and 313,552.50

Step by Step Solution

1. Step 1: Write the proportion equation
   149,850 : 313,552.50 = 313,552.50 : x
2. Step 2: Convert to fraction form
   149,850/313,552.50 = 313,552.50/x
3. Step 3: Cross multiply
   149,850x = 313,552.50 × 313,552.50
4. Step 4: Simplify right side
   149,850x = 98,315,170,256.25
5. Step 5: Solve for x
   x = 98,315,170,256.25/149,850
6. Step 6: Final answer
   x = 656,090.56