Finding the Third Proportional to 215,598.50 and 453,540

Step by Step Solution

1. Step 1: Write the proportion equation
   215,598.50 : 453,540 = 453,540 : x
2. Step 2: Convert to fraction form
   215,598.50/453,540 = 453,540/x
3. Step 3: Cross multiply
   215,598.50x = 453,540 × 453,540
4. Step 4: Simplify right side
   215,598.50x = 205,698,531,600
5. Step 5: Solve for x
   x = 205,698,531,600/215,598.50
6. Step 6: Final answer
   x = 954,081.46