Finding the Third Proportional to 55,962 and 86,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,962 : 86,779.50 = 86,779.50 : x
2. Step 2: Convert to fraction form
   55,962/86,779.50 = 86,779.50/x
3. Step 3: Cross multiply
   55,962x = 86,779.50 × 86,779.50
4. Step 4: Simplify right side
   55,962x = 7,530,681,620.25
5. Step 5: Solve for x
   x = 7,530,681,620.25/55,962
6. Step 6: Final answer
   x = 134,567.77