Finding the Third Proportional to 162,835 and 259,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,835 : 259,030.50 = 259,030.50 : x
2. Step 2: Convert to fraction form
   162,835/259,030.50 = 259,030.50/x
3. Step 3: Cross multiply
   162,835x = 259,030.50 × 259,030.50
4. Step 4: Simplify right side
   162,835x = 67,096,799,930.25
5. Step 5: Solve for x
   x = 67,096,799,930.25/162,835
6. Step 6: Final answer
   x = 412,053.92