Finding the Third Proportional to 729,172 and 1,601,768

Step by Step Solution

1. Step 1: Write the proportion equation
   729,172 : 1,601,768 = 1,601,768 : x
2. Step 2: Convert to fraction form
   729,172/1,601,768 = 1,601,768/x
3. Step 3: Cross multiply
   729,172x = 1,601,768 × 1,601,768
4. Step 4: Simplify right side
   729,172x = 2,565,660,725,824
5. Step 5: Solve for x
   x = 2,565,660,725,824/729,172
6. Step 6: Final answer
   x = 3,518,594.69