Finding the Fourth Proportional to 151,742.15, 209,404.18 and 83,759.14

Step by Step Solution

1. Step 1: Write the proportion equation
   151,742.15 : 209,404.18 = 83,759.14 : x
2. Step 2: Convert to fraction form
   151,742.15/209,404.18 = 83,759.14/x
3. Step 3: Cross multiply
   151,742.15x = 209,404.18 × 83,759.14
4. Step 4: Simplify right side
   151,742.15x = 17,539,514,081.56
5. Step 5: Solve for x
   x = 17,539,514,081.56/151,742.15
6. Step 6: Final answer
   x = 115,587.62