Finding the Third Proportional to 31,563.56 and 69,065.44

Step by Step Solution

1. Step 1: Write the proportion equation
   31,563.56 : 69,065.44 = 69,065.44 : x
2. Step 2: Convert to fraction form
   31,563.56/69,065.44 = 69,065.44/x
3. Step 3: Cross multiply
   31,563.56x = 69,065.44 × 69,065.44
4. Step 4: Simplify right side
   31,563.56x = 4,770,034,657.07
5. Step 5: Solve for x
   x = 4,770,034,657.07/31,563.56
6. Step 6: Final answer
   x = 151,124.72