Finding the Fourth Proportional to 151,775.39, 209,448.86 and 83,792.30

Step by Step Solution

1. Step 1: Write the proportion equation
   151,775.39 : 209,448.86 = 83,792.30 : x
2. Step 2: Convert to fraction form
   151,775.39/209,448.86 = 83,792.30/x
3. Step 3: Cross multiply
   151,775.39x = 209,448.86 × 83,792.30
4. Step 4: Simplify right side
   151,775.39x = 17,550,200,245.57
5. Step 5: Solve for x
   x = 17,550,200,245.57/151,775.39
6. Step 6: Final answer
   x = 115,632.71