Finding the Third Proportional to 112,828 and 245,078

Step by Step Solution

1. Step 1: Write the proportion equation
   112,828 : 245,078 = 245,078 : x
2. Step 2: Convert to fraction form
   112,828/245,078 = 245,078/x
3. Step 3: Cross multiply
   112,828x = 245,078 × 245,078
4. Step 4: Simplify right side
   112,828x = 60,063,226,084
5. Step 5: Solve for x
   x = 60,063,226,084/112,828
6. Step 6: Final answer
   x = 532,343.27