Finding the Third Proportional to 105,471 and 162,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,471 : 162,862.50 = 162,862.50 : x
2. Step 2: Convert to fraction form
   105,471/162,862.50 = 162,862.50/x
3. Step 3: Cross multiply
   105,471x = 162,862.50 × 162,862.50
4. Step 4: Simplify right side
   105,471x = 26,524,193,906.25
5. Step 5: Solve for x
   x = 26,524,193,906.25/105,471
6. Step 6: Final answer
   x = 251,483.29