Finding the Third Proportional to 195,055.50 and 306,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   195,055.50 : 306,061.50 = 306,061.50 : x
2. Step 2: Convert to fraction form
   195,055.50/306,061.50 = 306,061.50/x
3. Step 3: Cross multiply
   195,055.50x = 306,061.50 × 306,061.50
4. Step 4: Simplify right side
   195,055.50x = 93,673,641,782.25
5. Step 5: Solve for x
   x = 93,673,641,782.25/195,055.50
6. Step 6: Final answer
   x = 480,240.97