Finding the Third Proportional to 56,786.34 and 87,548.77

Step by Step Solution

1. Step 1: Write the proportion equation
   56,786.34 : 87,548.77 = 87,548.77 : x
2. Step 2: Convert to fraction form
   56,786.34/87,548.77 = 87,548.77/x
3. Step 3: Cross multiply
   56,786.34x = 87,548.77 × 87,548.77
4. Step 4: Simplify right side
   56,786.34x = 7,664,786,362.46
5. Step 5: Solve for x
   x = 7,664,786,362.46/56,786.34
6. Step 6: Final answer
   x = 134,975.87