Finding the Third Proportional to 116,485.50 and 252,012

Step by Step Solution

1. Step 1: Write the proportion equation
   116,485.50 : 252,012 = 252,012 : x
2. Step 2: Convert to fraction form
   116,485.50/252,012 = 252,012/x
3. Step 3: Cross multiply
   116,485.50x = 252,012 × 252,012
4. Step 4: Simplify right side
   116,485.50x = 63,510,048,144
5. Step 5: Solve for x
   x = 63,510,048,144/116,485.50
6. Step 6: Final answer
   x = 545,218.49