Finding the Third Proportional to 112,293 and 245,686.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,293 : 245,686.50 = 245,686.50 : x
2. Step 2: Convert to fraction form
   112,293/245,686.50 = 245,686.50/x
3. Step 3: Cross multiply
   112,293x = 245,686.50 × 245,686.50
4. Step 4: Simplify right side
   112,293x = 60,361,856,282.25
5. Step 5: Solve for x
   x = 60,361,856,282.25/112,293
6. Step 6: Final answer
   x = 537,538.91