Finding the Third Proportional to 772,968 and 1,155,900

Step by Step Solution

1. Step 1: Write the proportion equation
   772,968 : 1,155,900 = 1,155,900 : x
2. Step 2: Convert to fraction form
   772,968/1,155,900 = 1,155,900/x
3. Step 3: Cross multiply
   772,968x = 1,155,900 × 1,155,900
4. Step 4: Simplify right side
   772,968x = 1,336,104,810,000
5. Step 5: Solve for x
   x = 1,336,104,810,000/772,968
6. Step 6: Final answer
   x = 1,728,538.32