Finding the Third Proportional to 221,081.50 and 473,708

Step by Step Solution

1. Step 1: Write the proportion equation
   221,081.50 : 473,708 = 473,708 : x
2. Step 2: Convert to fraction form
   221,081.50/473,708 = 473,708/x
3. Step 3: Cross multiply
   221,081.50x = 473,708 × 473,708
4. Step 4: Simplify right side
   221,081.50x = 224,399,269,264
5. Step 5: Solve for x
   x = 224,399,269,264/221,081.50
6. Step 6: Final answer
   x = 1,015,007.00