Finding the Third Proportional to 116,911.50 and 252,066

Step by Step Solution

1. Step 1: Write the proportion equation
   116,911.50 : 252,066 = 252,066 : x
2. Step 2: Convert to fraction form
   116,911.50/252,066 = 252,066/x
3. Step 3: Cross multiply
   116,911.50x = 252,066 × 252,066
4. Step 4: Simplify right side
   116,911.50x = 63,537,268,356
5. Step 5: Solve for x
   x = 63,537,268,356/116,911.50
6. Step 6: Final answer
   x = 543,464.66