Finding the Third Proportional to 67,164 and 140,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,164 : 140,779.50 = 140,779.50 : x
2. Step 2: Convert to fraction form
   67,164/140,779.50 = 140,779.50/x
3. Step 3: Cross multiply
   67,164x = 140,779.50 × 140,779.50
4. Step 4: Simplify right side
   67,164x = 19,818,867,620.25
5. Step 5: Solve for x
   x = 19,818,867,620.25/67,164
6. Step 6: Final answer
   x = 295,081.70