Finding the Third Proportional to 159,015 and 247,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   159,015 : 247,162.50 = 247,162.50 : x
2. Step 2: Convert to fraction form
   159,015/247,162.50 = 247,162.50/x
3. Step 3: Cross multiply
   159,015x = 247,162.50 × 247,162.50
4. Step 4: Simplify right side
   159,015x = 61,089,301,406.25
5. Step 5: Solve for x
   x = 61,089,301,406.25/159,015
6. Step 6: Final answer
   x = 384,173.20