Finding the Third Proportional to 112,987 and 245,634.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,987 : 245,634.50 = 245,634.50 : x
2. Step 2: Convert to fraction form
   112,987/245,634.50 = 245,634.50/x
3. Step 3: Cross multiply
   112,987x = 245,634.50 × 245,634.50
4. Step 4: Simplify right side
   112,987x = 60,336,307,590.25
5. Step 5: Solve for x
   x = 60,336,307,590.25/112,987
6. Step 6: Final answer
   x = 534,011.06