Finding the Third Proportional to 48,607.50 and 65,323.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,607.50 : 65,323.50 = 65,323.50 : x
2. Step 2: Convert to fraction form
   48,607.50/65,323.50 = 65,323.50/x
3. Step 3: Cross multiply
   48,607.50x = 65,323.50 × 65,323.50
4. Step 4: Simplify right side
   48,607.50x = 4,267,159,652.25
5. Step 5: Solve for x
   x = 4,267,159,652.25/48,607.50
6. Step 6: Final answer
   x = 87,788.09