Finding the Third Proportional to 52,877.81 and 80,992.41

Step by Step Solution

1. Step 1: Write the proportion equation
   52,877.81 : 80,992.41 = 80,992.41 : x
2. Step 2: Convert to fraction form
   52,877.81/80,992.41 = 80,992.41/x
3. Step 3: Cross multiply
   52,877.81x = 80,992.41 × 80,992.41
4. Step 4: Simplify right side
   52,877.81x = 6,559,769,870.17
5. Step 5: Solve for x
   x = 6,559,769,870.17/52,877.81
6. Step 6: Final answer
   x = 124,055.24