Finding the Third Proportional to 52,778.88 and 81,846.07

Step by Step Solution

1. Step 1: Write the proportion equation
   52,778.88 : 81,846.07 = 81,846.07 : x
2. Step 2: Convert to fraction form
   52,778.88/81,846.07 = 81,846.07/x
3. Step 3: Cross multiply
   52,778.88x = 81,846.07 × 81,846.07
4. Step 4: Simplify right side
   52,778.88x = 6,698,779,225.60
5. Step 5: Solve for x
   x = 6,698,779,225.60/52,778.88
6. Step 6: Final answer
   x = 126,921.58