Finding the Fourth Proportional to 78,896.64, 108,876.63 and 43,086.54

Step by Step Solution

1. Step 1: Write the proportion equation
   78,896.64 : 108,876.63 = 43,086.54 : x
2. Step 2: Convert to fraction form
   78,896.64/108,876.63 = 43,086.54/x
3. Step 3: Cross multiply
   78,896.64x = 108,876.63 × 43,086.54
4. Step 4: Simplify right side
   78,896.64x = 4,691,117,273.56
5. Step 5: Solve for x
   x = 4,691,117,273.56/78,896.64
6. Step 6: Final answer
   x = 59,459.02