Finding the Third Proportional to 40,681.50 and 87,606

Step by Step Solution

1. Step 1: Write the proportion equation
   40,681.50 : 87,606 = 87,606 : x
2. Step 2: Convert to fraction form
   40,681.50/87,606 = 87,606/x
3. Step 3: Cross multiply
   40,681.50x = 87,606 × 87,606
4. Step 4: Simplify right side
   40,681.50x = 7,674,811,236
5. Step 5: Solve for x
   x = 7,674,811,236/40,681.50
6. Step 6: Final answer
   x = 188,656.05