Finding the Third Proportional to 39,809.81 and 61,096.78

Step by Step Solution

1. Step 1: Write the proportion equation
   39,809.81 : 61,096.78 = 61,096.78 : x
2. Step 2: Convert to fraction form
   39,809.81/61,096.78 = 61,096.78/x
3. Step 3: Cross multiply
   39,809.81x = 61,096.78 × 61,096.78
4. Step 4: Simplify right side
   39,809.81x = 3,732,816,679.11
5. Step 5: Solve for x
   x = 3,732,816,679.11/39,809.81
6. Step 6: Final answer
   x = 93,766.25