Finding the Fourth Proportional to 222,112.17, 333,162.72 and 103,915.76

Step by Step Solution

1. Step 1: Write the proportion equation
   222,112.17 : 333,162.72 = 103,915.76 : x
2. Step 2: Convert to fraction form
   222,112.17/333,162.72 = 103,915.76/x
3. Step 3: Cross multiply
   222,112.17x = 333,162.72 × 103,915.76
4. Step 4: Simplify right side
   222,112.17x = 34,620,855,586.65
5. Step 5: Solve for x
   x = 34,620,855,586.65/222,112.17
6. Step 6: Final answer
   x = 155,871.04