Finding the Fourth Proportional to 151,568.50, 209,159.94 and 83,585.38

Step by Step Solution

1. Step 1: Write the proportion equation
   151,568.50 : 209,159.94 = 83,585.38 : x
2. Step 2: Convert to fraction form
   151,568.50/209,159.94 = 83,585.38/x
3. Step 3: Cross multiply
   151,568.50x = 209,159.94 × 83,585.38
4. Step 4: Simplify right side
   151,568.50x = 17,482,713,065.68
5. Step 5: Solve for x
   x = 17,482,713,065.68/151,568.50
6. Step 6: Final answer
   x = 115,345.29