Finding the Fourth Proportional to 151,103.86, 208,519.14 and 82,191.04

Step by Step Solution

1. Step 1: Write the proportion equation
   151,103.86 : 208,519.14 = 82,191.04 : x
2. Step 2: Convert to fraction form
   151,103.86/208,519.14 = 82,191.04/x
3. Step 3: Cross multiply
   151,103.86x = 208,519.14 × 82,191.04
4. Step 4: Simplify right side
   151,103.86x = 17,138,404,976.51
5. Step 5: Solve for x
   x = 17,138,404,976.51/151,103.86
6. Step 6: Final answer
   x = 113,421.36