Finding the Third Proportional to 112,354 and 245,820

Step by Step Solution

1. Step 1: Write the proportion equation
   112,354 : 245,820 = 245,820 : x
2. Step 2: Convert to fraction form
   112,354/245,820 = 245,820/x
3. Step 3: Cross multiply
   112,354x = 245,820 × 245,820
4. Step 4: Simplify right side
   112,354x = 60,427,472,400
5. Step 5: Solve for x
   x = 60,427,472,400/112,354
6. Step 6: Final answer
   x = 537,831.07