Finding the Third Proportional to 56,786.38 and 89,093.51

Step by Step Solution

1. Step 1: Write the proportion equation
   56,786.38 : 89,093.51 = 89,093.51 : x
2. Step 2: Convert to fraction form
   56,786.38/89,093.51 = 89,093.51/x
3. Step 3: Cross multiply
   56,786.38x = 89,093.51 × 89,093.51
4. Step 4: Simplify right side
   56,786.38x = 7,937,654,178.40
5. Step 5: Solve for x
   x = 7,937,654,178.40/56,786.38
6. Step 6: Final answer
   x = 139,780.95