Finding the Fourth Proportional to 151,565.33, 209,157.39 and 83,588.58

Step by Step Solution

1. Step 1: Write the proportion equation
   151,565.33 : 209,157.39 = 83,588.58 : x
2. Step 2: Convert to fraction form
   151,565.33/209,157.39 = 83,588.58/x
3. Step 3: Cross multiply
   151,565.33x = 209,157.39 × 83,588.58
4. Step 4: Simplify right side
   151,565.33x = 17,483,169,814.86
5. Step 5: Solve for x
   x = 17,483,169,814.86/151,565.33
6. Step 6: Final answer
   x = 115,350.72