Finding the Fourth Proportional to 147,947.89, 204,163.98 and 83,416.56

Step by Step Solution

1. Step 1: Write the proportion equation
   147,947.89 : 204,163.98 = 83,416.56 : x
2. Step 2: Convert to fraction form
   147,947.89/204,163.98 = 83,416.56/x
3. Step 3: Cross multiply
   147,947.89x = 204,163.98 × 83,416.56
4. Step 4: Simplify right side
   147,947.89x = 17,030,657,096.05
5. Step 5: Solve for x
   x = 17,030,657,096.05/147,947.89
6. Step 6: Final answer
   x = 115,112.54