Finding the Fourth Proportional to 259,323, 389,050.22 and 72,334.52

Step by Step Solution

1. Step 1: Write the proportion equation
   259,323 : 389,050.22 = 72,334.52 : x
2. Step 2: Convert to fraction form
   259,323/389,050.22 = 72,334.52/x
3. Step 3: Cross multiply
   259,323x = 389,050.22 × 72,334.52
4. Step 4: Simplify right side
   259,323x = 28,141,760,919.59
5. Step 5: Solve for x
   x = 28,141,760,919.59/259,323
6. Step 6: Final answer
   x = 108,520.11