Finding the Fourth Proportional to 83,053.50, 114,615.45 and 49,519.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,053.50 : 114,615.45 = 49,519.50 : x
2. Step 2: Convert to fraction form
   83,053.50/114,615.45 = 49,519.50/x
3. Step 3: Cross multiply
   83,053.50x = 114,615.45 × 49,519.50
4. Step 4: Simplify right side
   83,053.50x = 5,675,699,776.28
5. Step 5: Solve for x
   x = 5,675,699,776.28/83,053.50
6. Step 6: Final answer
   x = 68,337.88