Finding the Fourth Proportional to 151,344.47, 208,856.78 and 83,361.69

Step by Step Solution

1. Step 1: Write the proportion equation
   151,344.47 : 208,856.78 = 83,361.69 : x
2. Step 2: Convert to fraction form
   151,344.47/208,856.78 = 83,361.69/x
3. Step 3: Cross multiply
   151,344.47x = 208,856.78 × 83,361.69
4. Step 4: Simplify right side
   151,344.47x = 17,410,654,148.76
5. Step 5: Solve for x
   x = 17,410,654,148.76/151,344.47
6. Step 6: Final answer
   x = 115,039.91