Finding the Fourth Proportional to 151,939.82, 209,674.06 and 83,955.34

Step by Step Solution

1. Step 1: Write the proportion equation
   151,939.82 : 209,674.06 = 83,955.34 : x
2. Step 2: Convert to fraction form
   151,939.82/209,674.06 = 83,955.34/x
3. Step 3: Cross multiply
   151,939.82x = 209,674.06 × 83,955.34
4. Step 4: Simplify right side
   151,939.82x = 17,603,256,996.48
5. Step 5: Solve for x
   x = 17,603,256,996.48/151,939.82
6. Step 6: Final answer
   x = 115,856.77