Finding the Third Proportional to 112,890 and 246,769.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,890 : 246,769.50 = 246,769.50 : x
2. Step 2: Convert to fraction form
   112,890/246,769.50 = 246,769.50/x
3. Step 3: Cross multiply
   112,890x = 246,769.50 × 246,769.50
4. Step 4: Simplify right side
   112,890x = 60,895,186,130.25
5. Step 5: Solve for x
   x = 60,895,186,130.25/112,890
6. Step 6: Final answer
   x = 539,420.55