Finding the Third Proportional to 601,726 and 1,321,538

Step by Step Solution

1. Step 1: Write the proportion equation
   601,726 : 1,321,538 = 1,321,538 : x
2. Step 2: Convert to fraction form
   601,726/1,321,538 = 1,321,538/x
3. Step 3: Cross multiply
   601,726x = 1,321,538 × 1,321,538
4. Step 4: Simplify right side
   601,726x = 1,746,462,685,444
5. Step 5: Solve for x
   x = 1,746,462,685,444/601,726
6. Step 6: Final answer
   x = 2,902,421.84