Finding the Third Proportional to 501,294 and 754,338

Step by Step Solution

1. Step 1: Write the proportion equation
   501,294 : 754,338 = 754,338 : x
2. Step 2: Convert to fraction form
   501,294/754,338 = 754,338/x
3. Step 3: Cross multiply
   501,294x = 754,338 × 754,338
4. Step 4: Simplify right side
   501,294x = 569,025,818,244
5. Step 5: Solve for x
   x = 569,025,818,244/501,294
6. Step 6: Final answer
   x = 1,135,113.96