Finding the Third Proportional to 620,595 and 948,712.50

Step by Step Solution

1. Step 1: Write the proportion equation
   620,595 : 948,712.50 = 948,712.50 : x
2. Step 2: Convert to fraction form
   620,595/948,712.50 = 948,712.50/x
3. Step 3: Cross multiply
   620,595x = 948,712.50 × 948,712.50
4. Step 4: Simplify right side
   620,595x = 900,055,407,656.25
5. Step 5: Solve for x
   x = 900,055,407,656.25/620,595
6. Step 6: Final answer
   x = 1,450,310.44