Finding the Third Proportional to 783,765 and 1,172,605.50

Step by Step Solution

1. Step 1: Write the proportion equation
   783,765 : 1,172,605.50 = 1,172,605.50 : x
2. Step 2: Convert to fraction form
   783,765/1,172,605.50 = 1,172,605.50/x
3. Step 3: Cross multiply
   783,765x = 1,172,605.50 × 1,172,605.50
4. Step 4: Simplify right side
   783,765x = 1,375,003,658,630.25
5. Step 5: Solve for x
   x = 1,375,003,658,630.25/783,765
6. Step 6: Final answer
   x = 1,754,357.06