Finding the Fourth Proportional to 151,009.41, 208,388.57 and 83,026.31

Step by Step Solution

1. Step 1: Write the proportion equation
   151,009.41 : 208,388.57 = 83,026.31 : x
2. Step 2: Convert to fraction form
   151,009.41/208,388.57 = 83,026.31/x
3. Step 3: Cross multiply
   151,009.41x = 208,388.57 × 83,026.31
4. Step 4: Simplify right side
   151,009.41x = 17,301,734,013.28
5. Step 5: Solve for x
   x = 17,301,734,013.28/151,009.41
6. Step 6: Final answer
   x = 114,573.88