Finding the Third Proportional to 63,405.50 and 149,947

Step by Step Solution

1. Step 1: Write the proportion equation
   63,405.50 : 149,947 = 149,947 : x
2. Step 2: Convert to fraction form
   63,405.50/149,947 = 149,947/x
3. Step 3: Cross multiply
   63,405.50x = 149,947 × 149,947
4. Step 4: Simplify right side
   63,405.50x = 22,484,102,809
5. Step 5: Solve for x
   x = 22,484,102,809/63,405.50
6. Step 6: Final answer
   x = 354,608.08