Finding the Third Proportional to 213,079.50 and 473,454

Step by Step Solution

1. Step 1: Write the proportion equation
   213,079.50 : 473,454 = 473,454 : x
2. Step 2: Convert to fraction form
   213,079.50/473,454 = 473,454/x
3. Step 3: Cross multiply
   213,079.50x = 473,454 × 473,454
4. Step 4: Simplify right side
   213,079.50x = 224,158,690,116
5. Step 5: Solve for x
   x = 224,158,690,116/213,079.50
6. Step 6: Final answer
   x = 1,051,995.57