Finding the Fourth Proportional to 151,936.16, 209,667.49 and 83,952.05

Step by Step Solution

1. Step 1: Write the proportion equation
   151,936.16 : 209,667.49 = 83,952.05 : x
2. Step 2: Convert to fraction form
   151,936.16/209,667.49 = 83,952.05/x
3. Step 3: Cross multiply
   151,936.16x = 209,667.49 × 83,952.05
4. Step 4: Simplify right side
   151,936.16x = 17,602,014,345.64
5. Step 5: Solve for x
   x = 17,602,014,345.64/151,936.16
6. Step 6: Final answer
   x = 115,851.39