Finding the Third Proportional to 163,258 and 247,351.50

Step by Step Solution

1. Step 1: Write the proportion equation
   163,258 : 247,351.50 = 247,351.50 : x
2. Step 2: Convert to fraction form
   163,258/247,351.50 = 247,351.50/x
3. Step 3: Cross multiply
   163,258x = 247,351.50 × 247,351.50
4. Step 4: Simplify right side
   163,258x = 61,182,764,552.25
5. Step 5: Solve for x
   x = 61,182,764,552.25/163,258
6. Step 6: Final answer
   x = 374,761.20