Finding the Fourth Proportional to 194,180.72, 268,051.98 and 130,555.40

Step by Step Solution

1. Step 1: Write the proportion equation
   194,180.72 : 268,051.98 = 130,555.40 : x
2. Step 2: Convert to fraction form
   194,180.72/268,051.98 = 130,555.40/x
3. Step 3: Cross multiply
   194,180.72x = 268,051.98 × 130,555.40
4. Step 4: Simplify right side
   194,180.72x = 34,995,633,469.69
5. Step 5: Solve for x
   x = 34,995,633,469.69/194,180.72
6. Step 6: Final answer
   x = 180,221.98