Finding the Third Proportional to 740,146.50 and 1,538,469

Step by Step Solution

1. Step 1: Write the proportion equation
   740,146.50 : 1,538,469 = 1,538,469 : x
2. Step 2: Convert to fraction form
   740,146.50/1,538,469 = 1,538,469/x
3. Step 3: Cross multiply
   740,146.50x = 1,538,469 × 1,538,469
4. Step 4: Simplify right side
   740,146.50x = 2,366,886,863,961
5. Step 5: Solve for x
   x = 2,366,886,863,961/740,146.50
6. Step 6: Final answer
   x = 3,197,862.67