Finding the Third Proportional to 161,839.69 and 245,008.55

Step by Step Solution

1. Step 1: Write the proportion equation
   161,839.69 : 245,008.55 = 245,008.55 : x
2. Step 2: Convert to fraction form
   161,839.69/245,008.55 = 245,008.55/x
3. Step 3: Cross multiply
   161,839.69x = 245,008.55 × 245,008.55
4. Step 4: Simplify right side
   161,839.69x = 60,029,188,041.80
5. Step 5: Solve for x
   x = 60,029,188,041.80/161,839.69
6. Step 6: Final answer
   x = 370,917.60