Finding the Fourth Proportional to 62,388.57, 86,071.81 and 38,473.73

Step by Step Solution

1. Step 1: Write the proportion equation
   62,388.57 : 86,071.81 = 38,473.73 : x
2. Step 2: Convert to fraction form
   62,388.57/86,071.81 = 38,473.73/x
3. Step 3: Cross multiply
   62,388.57x = 86,071.81 × 38,473.73
4. Step 4: Simplify right side
   62,388.57x = 3,311,503,578.55
5. Step 5: Solve for x
   x = 3,311,503,578.55/62,388.57
6. Step 6: Final answer
   x = 53,078.69