Finding the Fourth Proportional to 71,258.42, 98,293.77 and 47,059.60

Step by Step Solution

1. Step 1: Write the proportion equation
   71,258.42 : 98,293.77 = 47,059.60 : x
2. Step 2: Convert to fraction form
   71,258.42/98,293.77 = 47,059.60/x
3. Step 3: Cross multiply
   71,258.42x = 98,293.77 × 47,059.60
4. Step 4: Simplify right side
   71,258.42x = 4,625,665,498.69
5. Step 5: Solve for x
   x = 4,625,665,498.69/71,258.42
6. Step 6: Final answer
   x = 64,913.95