Finding the Fourth Proportional to 147,164.89, 203,087.97 and 83,502.53

Step by Step Solution

1. Step 1: Write the proportion equation
   147,164.89 : 203,087.97 = 83,502.53 : x
2. Step 2: Convert to fraction form
   147,164.89/203,087.97 = 83,502.53/x
3. Step 3: Cross multiply
   147,164.89x = 203,087.97 × 83,502.53
4. Step 4: Simplify right side
   147,164.89x = 16,958,359,815.28
5. Step 5: Solve for x
   x = 16,958,359,815.28/147,164.89
6. Step 6: Final answer
   x = 115,233.74