Finding the Third Proportional to 40,015.69 and 83,706.19

Step by Step Solution

1. Step 1: Write the proportion equation
   40,015.69 : 83,706.19 = 83,706.19 : x
2. Step 2: Convert to fraction form
   40,015.69/83,706.19 = 83,706.19/x
3. Step 3: Cross multiply
   40,015.69x = 83,706.19 × 83,706.19
4. Step 4: Simplify right side
   40,015.69x = 7,006,725,825.79
5. Step 5: Solve for x
   x = 7,006,725,825.79/40,015.69
6. Step 6: Final answer
   x = 175,099.47