Finding the Third Proportional to 163,539 and 246,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   163,539 : 246,280.50 = 246,280.50 : x
2. Step 2: Convert to fraction form
   163,539/246,280.50 = 246,280.50/x
3. Step 3: Cross multiply
   163,539x = 246,280.50 × 246,280.50
4. Step 4: Simplify right side
   163,539x = 60,654,084,680.25
5. Step 5: Solve for x
   x = 60,654,084,680.25/163,539
6. Step 6: Final answer
   x = 370,884.53