Finding the Third Proportional to 52,446.50 and 78,651.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,446.50 : 78,651.50 = 78,651.50 : x
2. Step 2: Convert to fraction form
   52,446.50/78,651.50 = 78,651.50/x
3. Step 3: Cross multiply
   52,446.50x = 78,651.50 × 78,651.50
4. Step 4: Simplify right side
   52,446.50x = 6,186,058,452.25
5. Step 5: Solve for x
   x = 6,186,058,452.25/52,446.50
6. Step 6: Final answer
   x = 117,949.88