Finding the Third Proportional to 31,984.88 and 70,189.03

Step by Step Solution

1. Step 1: Write the proportion equation
   31,984.88 : 70,189.03 = 70,189.03 : x
2. Step 2: Convert to fraction form
   31,984.88/70,189.03 = 70,189.03/x
3. Step 3: Cross multiply
   31,984.88x = 70,189.03 × 70,189.03
4. Step 4: Simplify right side
   31,984.88x = 4,926,500,107.81
5. Step 5: Solve for x
   x = 4,926,500,107.81/31,984.88
6. Step 6: Final answer
   x = 154,025.93