Finding the Fourth Proportional to 71,427.82, 98,556.50 and 42,350.81

Step by Step Solution

1. Step 1: Write the proportion equation
   71,427.82 : 98,556.50 = 42,350.81 : x
2. Step 2: Convert to fraction form
   71,427.82/98,556.50 = 42,350.81/x
3. Step 3: Cross multiply
   71,427.82x = 98,556.50 × 42,350.81
4. Step 4: Simplify right side
   71,427.82x = 4,173,947,958.03
5. Step 5: Solve for x
   x = 4,173,947,958.03/71,427.82
6. Step 6: Final answer
   x = 58,435.89