Finding the Third Proportional to 78,783.50 and 113,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,783.50 : 113,253.50 = 113,253.50 : x
2. Step 2: Convert to fraction form
   78,783.50/113,253.50 = 113,253.50/x
3. Step 3: Cross multiply
   78,783.50x = 113,253.50 × 113,253.50
4. Step 4: Simplify right side
   78,783.50x = 12,826,355,262.25
5. Step 5: Solve for x
   x = 12,826,355,262.25/78,783.50
6. Step 6: Final answer
   x = 162,805.10