Finding the Third Proportional to 783,830 and 1,145,498

Step by Step Solution

1. Step 1: Write the proportion equation
   783,830 : 1,145,498 = 1,145,498 : x
2. Step 2: Convert to fraction form
   783,830/1,145,498 = 1,145,498/x
3. Step 3: Cross multiply
   783,830x = 1,145,498 × 1,145,498
4. Step 4: Simplify right side
   783,830x = 1,312,165,668,004
5. Step 5: Solve for x
   x = 1,312,165,668,004/783,830
6. Step 6: Final answer
   x = 1,674,043.69