Finding the Third Proportional to 40,699.13 and 87,984.56

Step by Step Solution

1. Step 1: Write the proportion equation
   40,699.13 : 87,984.56 = 87,984.56 : x
2. Step 2: Convert to fraction form
   40,699.13/87,984.56 = 87,984.56/x
3. Step 3: Cross multiply
   40,699.13x = 87,984.56 × 87,984.56
4. Step 4: Simplify right side
   40,699.13x = 7,741,283,238.32
5. Step 5: Solve for x
   x = 7,741,283,238.32/40,699.13
6. Step 6: Final answer
   x = 190,207.61