Finding the Third Proportional to 111,082.50 and 236,946

Step by Step Solution

1. Step 1: Write the proportion equation
   111,082.50 : 236,946 = 236,946 : x
2. Step 2: Convert to fraction form
   111,082.50/236,946 = 236,946/x
3. Step 3: Cross multiply
   111,082.50x = 236,946 × 236,946
4. Step 4: Simplify right side
   111,082.50x = 56,143,406,916
5. Step 5: Solve for x
   x = 56,143,406,916/111,082.50
6. Step 6: Final answer
   x = 505,420.81