Finding the Fourth Proportional to 151,531.83, 209,115.41 and 83,551.28

Step by Step Solution

1. Step 1: Write the proportion equation
   151,531.83 : 209,115.41 = 83,551.28 : x
2. Step 2: Convert to fraction form
   151,531.83/209,115.41 = 83,551.28/x
3. Step 3: Cross multiply
   151,531.83x = 209,115.41 × 83,551.28
4. Step 4: Simplify right side
   151,531.83x = 17,471,858,709.89
5. Step 5: Solve for x
   x = 17,471,858,709.89/151,531.83
6. Step 6: Final answer
   x = 115,301.58