Finding the Fourth Proportional to 185,180.34, 277,783.59 and 91,660.98

Step by Step Solution

1. Step 1: Write the proportion equation
   185,180.34 : 277,783.59 = 91,660.98 : x
2. Step 2: Convert to fraction form
   185,180.34/277,783.59 = 91,660.98/x
3. Step 3: Cross multiply
   185,180.34x = 277,783.59 × 91,660.98
4. Step 4: Simplify right side
   185,180.34x = 25,461,916,087.32
5. Step 5: Solve for x
   x = 25,461,916,087.32/185,180.34
6. Step 6: Final answer
   x = 137,497.94