Finding the Third Proportional to 54,668.67 and 89,269.59

Step by Step Solution

1. Step 1: Write the proportion equation
   54,668.67 : 89,269.59 = 89,269.59 : x
2. Step 2: Convert to fraction form
   54,668.67/89,269.59 = 89,269.59/x
3. Step 3: Cross multiply
   54,668.67x = 89,269.59 × 89,269.59
4. Step 4: Simplify right side
   54,668.67x = 7,969,060,368.29
5. Step 5: Solve for x
   x = 7,969,060,368.29/54,668.67
6. Step 6: Final answer
   x = 145,770.15