Finding the Fourth Proportional to 83,591.28, 115,357.98 and 45,865.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,591.28 : 115,357.98 = 45,865.50 : x
2. Step 2: Convert to fraction form
   83,591.28/115,357.98 = 45,865.50/x
3. Step 3: Cross multiply
   83,591.28x = 115,357.98 × 45,865.50
4. Step 4: Simplify right side
   83,591.28x = 5,290,951,431.69
5. Step 5: Solve for x
   x = 5,290,951,431.69/83,591.28
6. Step 6: Final answer
   x = 63,295.49