Finding the Fourth Proportional to 83,400.42, 125,087.57 and 30,797.61

Step by Step Solution

1. Step 1: Write the proportion equation
   83,400.42 : 125,087.57 = 30,797.61 : x
2. Step 2: Convert to fraction form
   83,400.42/125,087.57 = 30,797.61/x
3. Step 3: Cross multiply
   83,400.42x = 125,087.57 × 30,797.61
4. Step 4: Simplify right side
   83,400.42x = 3,852,398,196.71
5. Step 5: Solve for x
   x = 3,852,398,196.71/83,400.42
6. Step 6: Final answer
   x = 46,191.59