Finding the Third Proportional to 248,508.56 and 536,671.69

Step by Step Solution

1. Step 1: Write the proportion equation
   248,508.56 : 536,671.69 = 536,671.69 : x
2. Step 2: Convert to fraction form
   248,508.56/536,671.69 = 536,671.69/x
3. Step 3: Cross multiply
   248,508.56x = 536,671.69 × 536,671.69
4. Step 4: Simplify right side
   248,508.56x = 288,016,500,164.10
5. Step 5: Solve for x
   x = 288,016,500,164.10/248,508.56
6. Step 6: Final answer
   x = 1,158,980.19