Finding the Third Proportional to 117,019.69 and 253,585.69

Step by Step Solution

1. Step 1: Write the proportion equation
   117,019.69 : 253,585.69 = 253,585.69 : x
2. Step 2: Convert to fraction form
   117,019.69/253,585.69 = 253,585.69/x
3. Step 3: Cross multiply
   117,019.69x = 253,585.69 × 253,585.69
4. Step 4: Simplify right side
   117,019.69x = 64,305,700,904.85
5. Step 5: Solve for x
   x = 64,305,700,904.85/117,019.69
6. Step 6: Final answer
   x = 549,528.91