Finding the Third Proportional to 163,464 and 247,639.50

Step by Step Solution

1. Step 1: Write the proportion equation
   163,464 : 247,639.50 = 247,639.50 : x
2. Step 2: Convert to fraction form
   163,464/247,639.50 = 247,639.50/x
3. Step 3: Cross multiply
   163,464x = 247,639.50 × 247,639.50
4. Step 4: Simplify right side
   163,464x = 61,325,321,960.25
5. Step 5: Solve for x
   x = 61,325,321,960.25/163,464
6. Step 6: Final answer
   x = 375,161.03