Finding the Third Proportional to 111,271.50 and 230,319

Step by Step Solution

1. Step 1: Write the proportion equation
   111,271.50 : 230,319 = 230,319 : x
2. Step 2: Convert to fraction form
   111,271.50/230,319 = 230,319/x
3. Step 3: Cross multiply
   111,271.50x = 230,319 × 230,319
4. Step 4: Simplify right side
   111,271.50x = 53,046,841,761
5. Step 5: Solve for x
   x = 53,046,841,761/111,271.50
6. Step 6: Final answer
   x = 476,733.41