Finding the Fourth Proportional to 111,963, 167,945.82 and 47,912.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,963 : 167,945.82 = 47,912.48 : x
2. Step 2: Convert to fraction form
   111,963/167,945.82 = 47,912.48/x
3. Step 3: Cross multiply
   111,963x = 167,945.82 × 47,912.48
4. Step 4: Simplify right side
   111,963x = 8,046,700,741.83
5. Step 5: Solve for x
   x = 8,046,700,741.83/111,963
6. Step 6: Final answer
   x = 71,869.28