Finding the Fourth Proportional to 151,844.76, 209,544.71 and 83,866.19

Step by Step Solution

1. Step 1: Write the proportion equation
   151,844.76 : 209,544.71 = 83,866.19 : x
2. Step 2: Convert to fraction form
   151,844.76/209,544.71 = 83,866.19/x
3. Step 3: Cross multiply
   151,844.76x = 209,544.71 × 83,866.19
4. Step 4: Simplify right side
   151,844.76x = 17,573,714,995.30
5. Step 5: Solve for x
   x = 17,573,714,995.30/151,844.76
6. Step 6: Final answer
   x = 115,734.75