Finding the Third Proportional to 178,623 and 246,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   178,623 : 246,061.50 = 246,061.50 : x
2. Step 2: Convert to fraction form
   178,623/246,061.50 = 246,061.50/x
3. Step 3: Cross multiply
   178,623x = 246,061.50 × 246,061.50
4. Step 4: Simplify right side
   178,623x = 60,546,261,782.25
5. Step 5: Solve for x
   x = 60,546,261,782.25/178,623
6. Step 6: Final answer
   x = 338,961.17