Finding the Fourth Proportional to 196,654.98, 271,407.16 and 111,784.80

Step by Step Solution

1. Step 1: Write the proportion equation
   196,654.98 : 271,407.16 = 111,784.80 : x
2. Step 2: Convert to fraction form
   196,654.98/271,407.16 = 111,784.80/x
3. Step 3: Cross multiply
   196,654.98x = 271,407.16 × 111,784.80
4. Step 4: Simplify right side
   196,654.98x = 30,339,195,099.17
5. Step 5: Solve for x
   x = 30,339,195,099.17/196,654.98
6. Step 6: Final answer
   x = 154,276.26