Finding the Fourth Proportional to 83,118.98, 114,706.06 and 49,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,118.98 : 114,706.06 = 49,578.50 : x
2. Step 2: Convert to fraction form
   83,118.98/114,706.06 = 49,578.50/x
3. Step 3: Cross multiply
   83,118.98x = 114,706.06 × 49,578.50
4. Step 4: Simplify right side
   83,118.98x = 5,686,954,395.71
5. Step 5: Solve for x
   x = 5,686,954,395.71/83,118.98
6. Step 6: Final answer
   x = 68,419.44