Finding the Fourth Proportional to 62,768.34, 86,624.55 and 34,474.32

Step by Step Solution

1. Step 1: Write the proportion equation
   62,768.34 : 86,624.55 = 34,474.32 : x
2. Step 2: Convert to fraction form
   62,768.34/86,624.55 = 34,474.32/x
3. Step 3: Cross multiply
   62,768.34x = 86,624.55 × 34,474.32
4. Step 4: Simplify right side
   62,768.34x = 2,986,322,456.56
5. Step 5: Solve for x
   x = 2,986,322,456.56/62,768.34
6. Step 6: Final answer
   x = 47,576.89