Finding the Third Proportional to 106,388 and 161,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   106,388 : 161,792.50 = 161,792.50 : x
2. Step 2: Convert to fraction form
   106,388/161,792.50 = 161,792.50/x
3. Step 3: Cross multiply
   106,388x = 161,792.50 × 161,792.50
4. Step 4: Simplify right side
   106,388x = 26,176,813,056.25
5. Step 5: Solve for x
   x = 26,176,813,056.25/106,388
6. Step 6: Final answer
   x = 246,050.43