Finding the Third Proportional to 112,380 and 245,748

Step by Step Solution

1. Step 1: Write the proportion equation
   112,380 : 245,748 = 245,748 : x
2. Step 2: Convert to fraction form
   112,380/245,748 = 245,748/x
3. Step 3: Cross multiply
   112,380x = 245,748 × 245,748
4. Step 4: Simplify right side
   112,380x = 60,392,079,504
5. Step 5: Solve for x
   x = 60,392,079,504/112,380
6. Step 6: Final answer
   x = 537,391.70