Finding the Third Proportional to 292,414.50 and 607,806

Step by Step Solution

1. Step 1: Write the proportion equation
   292,414.50 : 607,806 = 607,806 : x
2. Step 2: Convert to fraction form
   292,414.50/607,806 = 607,806/x
3. Step 3: Cross multiply
   292,414.50x = 607,806 × 607,806
4. Step 4: Simplify right side
   292,414.50x = 369,428,133,636
5. Step 5: Solve for x
   x = 369,428,133,636/292,414.50
6. Step 6: Final answer
   x = 1,263,371.46