Finding the Third Proportional to 215,101.69 and 463,879.69

Step by Step Solution

1. Step 1: Write the proportion equation
   215,101.69 : 463,879.69 = 463,879.69 : x
2. Step 2: Convert to fraction form
   215,101.69/463,879.69 = 463,879.69/x
3. Step 3: Cross multiply
   215,101.69x = 463,879.69 × 463,879.69
4. Step 4: Simplify right side
   215,101.69x = 215,184,364,475.10
5. Step 5: Solve for x
   x = 215,184,364,475.10/215,101.69
6. Step 6: Final answer
   x = 1,000,384.36