Finding the Fourth Proportional to 83,559.12, 115,326.33 and 49,586.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,559.12 : 115,326.33 = 49,586.34 : x
2. Step 2: Convert to fraction form
   83,559.12/115,326.33 = 49,586.34/x
3. Step 3: Cross multiply
   83,559.12x = 115,326.33 × 49,586.34
4. Step 4: Simplify right side
   83,559.12x = 5,718,610,610.33
5. Step 5: Solve for x
   x = 5,718,610,610.33/83,559.12
6. Step 6: Final answer
   x = 68,437.90