Finding the Third Proportional to 112,792.50 and 234,914.06

Step by Step Solution

1. Step 1: Write the proportion equation
   112,792.50 : 234,914.06 = 234,914.06 : x
2. Step 2: Convert to fraction form
   112,792.50/234,914.06 = 234,914.06/x
3. Step 3: Cross multiply
   112,792.50x = 234,914.06 × 234,914.06
4. Step 4: Simplify right side
   112,792.50x = 55,184,616,760.25
5. Step 5: Solve for x
   x = 55,184,616,760.25/112,792.50
6. Step 6: Final answer
   x = 489,257.86