Finding the Third Proportional to 55,765.13 and 89,769.94

Step by Step Solution

1. Step 1: Write the proportion equation
   55,765.13 : 89,769.94 = 89,769.94 : x
2. Step 2: Convert to fraction form
   55,765.13/89,769.94 = 89,769.94/x
3. Step 3: Cross multiply
   55,765.13x = 89,769.94 × 89,769.94
4. Step 4: Simplify right side
   55,765.13x = 8,058,641,678.75
5. Step 5: Solve for x
   x = 8,058,641,678.75/55,765.13
6. Step 6: Final answer
   x = 144,510.42