Finding the Fourth Proportional to 193,222.72, 266,622.72 and 112,630.08

Step by Step Solution

1. Step 1: Write the proportion equation
   193,222.72 : 266,622.72 = 112,630.08 : x
2. Step 2: Convert to fraction form
   193,222.72/266,622.72 = 112,630.08/x
3. Step 3: Cross multiply
   193,222.72x = 266,622.72 × 112,630.08
4. Step 4: Simplify right side
   193,222.72x = 30,029,738,283.42
5. Step 5: Solve for x
   x = 30,029,738,283.42/193,222.72
6. Step 6: Final answer
   x = 155,415.15