Finding the Third Proportional to 32,779.37 and 67,890.97

Step by Step Solution

1. Step 1: Write the proportion equation
   32,779.37 : 67,890.97 = 67,890.97 : x
2. Step 2: Convert to fraction form
   32,779.37/67,890.97 = 67,890.97/x
3. Step 3: Cross multiply
   32,779.37x = 67,890.97 × 67,890.97
4. Step 4: Simplify right side
   32,779.37x = 4,609,184,168.21
5. Step 5: Solve for x
   x = 4,609,184,168.21/32,779.37
6. Step 6: Final answer
   x = 140,612.34