Finding the Third Proportional to 48,478.50 and 65,468.25

Step by Step Solution

1. Step 1: Write the proportion equation
   48,478.50 : 65,468.25 = 65,468.25 : x
2. Step 2: Convert to fraction form
   48,478.50/65,468.25 = 65,468.25/x
3. Step 3: Cross multiply
   48,478.50x = 65,468.25 × 65,468.25
4. Step 4: Simplify right side
   48,478.50x = 4,286,091,758.06
5. Step 5: Solve for x
   x = 4,286,091,758.06/48,478.50
6. Step 6: Final answer
   x = 88,412.22