Finding the Third Proportional to 340,741.69 and 743,368.22

Step by Step Solution

1. Step 1: Write the proportion equation
   340,741.69 : 743,368.22 = 743,368.22 : x
2. Step 2: Convert to fraction form
   340,741.69/743,368.22 = 743,368.22/x
3. Step 3: Cross multiply
   340,741.69x = 743,368.22 × 743,368.22
4. Step 4: Simplify right side
   340,741.69x = 552,596,308,647.55
5. Step 5: Solve for x
   x = 552,596,308,647.55/340,741.69
6. Step 6: Final answer
   x = 1,621,745.53