Finding the Fourth Proportional to 151,039.65, 208,427.60 and 83,059.49

Step by Step Solution

1. Step 1: Write the proportion equation
   151,039.65 : 208,427.60 = 83,059.49 : x
2. Step 2: Convert to fraction form
   151,039.65/208,427.60 = 83,059.49/x
3. Step 3: Cross multiply
   151,039.65x = 208,427.60 × 83,059.49
4. Step 4: Simplify right side
   151,039.65x = 17,311,890,419.43
5. Step 5: Solve for x
   x = 17,311,890,419.43/151,039.65
6. Step 6: Final answer
   x = 114,618.18