Finding the Third Proportional to 740,146 and 1,538,468

Step by Step Solution

1. Step 1: Write the proportion equation
   740,146 : 1,538,468 = 1,538,468 : x
2. Step 2: Convert to fraction form
   740,146/1,538,468 = 1,538,468/x
3. Step 3: Cross multiply
   740,146x = 1,538,468 × 1,538,468
4. Step 4: Simplify right side
   740,146x = 2,366,883,787,024
5. Step 5: Solve for x
   x = 2,366,883,787,024/740,146
6. Step 6: Final answer
   x = 3,197,860.67