Finding the Fourth Proportional to 189,087.33, 260,940.56 and 103,046.34

Step by Step Solution

1. Step 1: Write the proportion equation
   189,087.33 : 260,940.56 = 103,046.34 : x
2. Step 2: Convert to fraction form
   189,087.33/260,940.56 = 103,046.34/x
3. Step 3: Cross multiply
   189,087.33x = 260,940.56 × 103,046.34
4. Step 4: Simplify right side
   189,087.33x = 26,888,969,665.55
5. Step 5: Solve for x
   x = 26,888,969,665.55/189,087.33
6. Step 6: Final answer
   x = 142,203.97