Finding the Fourth Proportional to 146,683.98, 202,355.42 and 86,253.53

Step by Step Solution

1. Step 1: Write the proportion equation
   146,683.98 : 202,355.42 = 86,253.53 : x
2. Step 2: Convert to fraction form
   146,683.98/202,355.42 = 86,253.53/x
3. Step 3: Cross multiply
   146,683.98x = 202,355.42 × 86,253.53
4. Step 4: Simplify right side
   146,683.98x = 17,453,867,846.59
5. Step 5: Solve for x
   x = 17,453,867,846.59/146,683.98
6. Step 6: Final answer
   x = 118,989.60