Finding the Third Proportional to 169,641 and 353,241.75

Step by Step Solution

1. Step 1: Write the proportion equation
   169,641 : 353,241.75 = 353,241.75 : x
2. Step 2: Convert to fraction form
   169,641/353,241.75 = 353,241.75/x
3. Step 3: Cross multiply
   169,641x = 353,241.75 × 353,241.75
4. Step 4: Simplify right side
   169,641x = 124,779,733,943.06
5. Step 5: Solve for x
   x = 124,779,733,943.06/169,641
6. Step 6: Final answer
   x = 735,551.75