Finding the Fourth Proportional to 151,774.97, 209,449.72 and 83,792.06

Step by Step Solution

1. Step 1: Write the proportion equation
   151,774.97 : 209,449.72 = 83,792.06 : x
2. Step 2: Convert to fraction form
   151,774.97/209,449.72 = 83,792.06/x
3. Step 3: Cross multiply
   151,774.97x = 209,449.72 × 83,792.06
4. Step 4: Simplify right side
   151,774.97x = 17,550,222,994.74
5. Step 5: Solve for x
   x = 17,550,222,994.74/151,774.97
6. Step 6: Final answer
   x = 115,633.18