Finding the Fourth Proportional to 151,773.75, 209,448.59 and 84,705.75

Step by Step Solution

1. Step 1: Write the proportion equation
   151,773.75 : 209,448.59 = 84,705.75 : x
2. Step 2: Convert to fraction form
   151,773.75/209,448.59 = 84,705.75/x
3. Step 3: Cross multiply
   151,773.75x = 209,448.59 × 84,705.75
4. Step 4: Simplify right side
   151,773.75x = 17,741,499,478.86
5. Step 5: Solve for x
   x = 17,741,499,478.86/151,773.75
6. Step 6: Final answer
   x = 116,894.39