Finding the Third Proportional to 53,322 and 123,441.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,322 : 123,441.50 = 123,441.50 : x
2. Step 2: Convert to fraction form
   53,322/123,441.50 = 123,441.50/x
3. Step 3: Cross multiply
   53,322x = 123,441.50 × 123,441.50
4. Step 4: Simplify right side
   53,322x = 15,237,803,922.25
5. Step 5: Solve for x
   x = 15,237,803,922.25/53,322
6. Step 6: Final answer
   x = 285,769.55