Finding the Third Proportional to 819,760.50 and 1,146,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   819,760.50 : 1,146,340.50 = 1,146,340.50 : x
2. Step 2: Convert to fraction form
   819,760.50/1,146,340.50 = 1,146,340.50/x
3. Step 3: Cross multiply
   819,760.50x = 1,146,340.50 × 1,146,340.50
4. Step 4: Simplify right side
   819,760.50x = 1,314,096,541,940.25
5. Step 5: Solve for x
   x = 1,314,096,541,940.25/819,760.50
6. Step 6: Final answer
   x = 1,603,024.96