Finding the Third Proportional to 105,839.25 and 162,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,839.25 : 162,130.50 = 162,130.50 : x
2. Step 2: Convert to fraction form
   105,839.25/162,130.50 = 162,130.50/x
3. Step 3: Cross multiply
   105,839.25x = 162,130.50 × 162,130.50
4. Step 4: Simplify right side
   105,839.25x = 26,286,299,030.25
5. Step 5: Solve for x
   x = 26,286,299,030.25/105,839.25
6. Step 6: Final answer
   x = 248,360.59