Finding the Third Proportional to 31,828 and 70,011.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,828 : 70,011.50 = 70,011.50 : x
2. Step 2: Convert to fraction form
   31,828/70,011.50 = 70,011.50/x
3. Step 3: Cross multiply
   31,828x = 70,011.50 × 70,011.50
4. Step 4: Simplify right side
   31,828x = 4,901,610,132.25
5. Step 5: Solve for x
   x = 4,901,610,132.25/31,828
6. Step 6: Final answer
   x = 154,003.08