Finding the Fourth Proportional to 168,078.95, 231,945.86 and 91,598.66

Step by Step Solution

1. Step 1: Write the proportion equation
   168,078.95 : 231,945.86 = 91,598.66 : x
2. Step 2: Convert to fraction form
   168,078.95/231,945.86 = 91,598.66/x
3. Step 3: Cross multiply
   168,078.95x = 231,945.86 × 91,598.66
4. Step 4: Simplify right side
   168,078.95x = 21,245,929,510.55
5. Step 5: Solve for x
   x = 21,245,929,510.55/168,078.95
6. Step 6: Final answer
   x = 126,404.46