Finding the Third Proportional to 52,779.94 and 81,847.97

Step by Step Solution

1. Step 1: Write the proportion equation
   52,779.94 : 81,847.97 = 81,847.97 : x
2. Step 2: Convert to fraction form
   52,779.94/81,847.97 = 81,847.97/x
3. Step 3: Cross multiply
   52,779.94x = 81,847.97 × 81,847.97
4. Step 4: Simplify right side
   52,779.94x = 6,699,089,988.50
5. Step 5: Solve for x
   x = 6,699,089,988.50/52,779.94
6. Step 6: Final answer
   x = 126,924.93