Finding the Third Proportional to 116,370 and 250,560

Step by Step Solution

1. Step 1: Write the proportion equation
   116,370 : 250,560 = 250,560 : x
2. Step 2: Convert to fraction form
   116,370/250,560 = 250,560/x
3. Step 3: Cross multiply
   116,370x = 250,560 × 250,560
4. Step 4: Simplify right side
   116,370x = 62,780,313,600
5. Step 5: Solve for x
   x = 62,780,313,600/116,370
6. Step 6: Final answer
   x = 539,488.82