Finding the Fourth Proportional to 151,003.60, 208,386.32 and 82,093.21

Step by Step Solution

1. Step 1: Write the proportion equation
   151,003.60 : 208,386.32 = 82,093.21 : x
2. Step 2: Convert to fraction form
   151,003.60/208,386.32 = 82,093.21/x
3. Step 3: Cross multiply
   151,003.60x = 208,386.32 × 82,093.21
4. Step 4: Simplify right side
   151,003.60x = 17,107,101,928.89
5. Step 5: Solve for x
   x = 17,107,101,928.89/151,003.60
6. Step 6: Final answer
   x = 113,289.36