Finding the Third Proportional to 31,439.81 and 47,565.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,439.81 : 47,565.56 = 47,565.56 : x
2. Step 2: Convert to fraction form
   31,439.81/47,565.56 = 47,565.56/x
3. Step 3: Cross multiply
   31,439.81x = 47,565.56 × 47,565.56
4. Step 4: Simplify right side
   31,439.81x = 2,262,482,735.94
5. Step 5: Solve for x
   x = 2,262,482,735.94/31,439.81
6. Step 6: Final answer
   x = 71,962.35