Finding the Third Proportional to 819,763.50 and 1,146,345

Step by Step Solution

1. Step 1: Write the proportion equation
   819,763.50 : 1,146,345 = 1,146,345 : x
2. Step 2: Convert to fraction form
   819,763.50/1,146,345 = 1,146,345/x
3. Step 3: Cross multiply
   819,763.50x = 1,146,345 × 1,146,345
4. Step 4: Simplify right side
   819,763.50x = 1,314,106,859,025
5. Step 5: Solve for x
   x = 1,314,106,859,025/819,763.50
6. Step 6: Final answer
   x = 1,603,031.68