Finding the Fourth Proportional to 83,610.37, 115,374.69 and 49,613

Step by Step Solution

1. Step 1: Write the proportion equation
   83,610.37 : 115,374.69 = 49,613 : x
2. Step 2: Convert to fraction form
   83,610.37/115,374.69 = 49,613/x
3. Step 3: Cross multiply
   83,610.37x = 115,374.69 × 49,613
4. Step 4: Simplify right side
   83,610.37x = 5,724,084,494.97
5. Step 5: Solve for x
   x = 5,724,084,494.97/83,610.37
6. Step 6: Final answer
   x = 68,461.42