Finding the Third Proportional to 612,993 and 956,749.50

Step by Step Solution

1. Step 1: Write the proportion equation
   612,993 : 956,749.50 = 956,749.50 : x
2. Step 2: Convert to fraction form
   612,993/956,749.50 = 956,749.50/x
3. Step 3: Cross multiply
   612,993x = 956,749.50 × 956,749.50
4. Step 4: Simplify right side
   612,993x = 915,369,605,750.25
5. Step 5: Solve for x
   x = 915,369,605,750.25/612,993
6. Step 6: Final answer
   x = 1,493,279.05