Finding the Third Proportional to 48,884.50 and 87,603.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,884.50 : 87,603.50 = 87,603.50 : x
2. Step 2: Convert to fraction form
   48,884.50/87,603.50 = 87,603.50/x
3. Step 3: Cross multiply
   48,884.50x = 87,603.50 × 87,603.50
4. Step 4: Simplify right side
   48,884.50x = 7,674,373,212.25
5. Step 5: Solve for x
   x = 7,674,373,212.25/48,884.50
6. Step 6: Final answer
   x = 156,989.91