Finding the Third Proportional to 31,864.50 and 70,047

Step by Step Solution

1. Step 1: Write the proportion equation
   31,864.50 : 70,047 = 70,047 : x
2. Step 2: Convert to fraction form
   31,864.50/70,047 = 70,047/x
3. Step 3: Cross multiply
   31,864.50x = 70,047 × 70,047
4. Step 4: Simplify right side
   31,864.50x = 4,906,582,209
5. Step 5: Solve for x
   x = 4,906,582,209/31,864.50
6. Step 6: Final answer
   x = 153,982.71