Finding the Third Proportional to 35,673.61 and 76,866.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,673.61 : 76,866.05 = 76,866.05 : x
2. Step 2: Convert to fraction form
   35,673.61/76,866.05 = 76,866.05/x
3. Step 3: Cross multiply
   35,673.61x = 76,866.05 × 76,866.05
4. Step 4: Simplify right side
   35,673.61x = 5,908,389,162.19
5. Step 5: Solve for x
   x = 5,908,389,162.19/35,673.61
6. Step 6: Final answer
   x = 165,623.53