Finding the Third Proportional to 105,619.57 and 234,853.33

Step by Step Solution

1. Step 1: Write the proportion equation
   105,619.57 : 234,853.33 = 234,853.33 : x
2. Step 2: Convert to fraction form
   105,619.57/234,853.33 = 234,853.33/x
3. Step 3: Cross multiply
   105,619.57x = 234,853.33 × 234,853.33
4. Step 4: Simplify right side
   105,619.57x = 55,156,086,648.78
5. Step 5: Solve for x
   x = 55,156,086,648.78/105,619.57
6. Step 6: Final answer
   x = 522,214.65