Finding the Fourth Proportional to 200,089.23, 276,112.83 and 109,427.55

Step by Step Solution

1. Step 1: Write the proportion equation
   200,089.23 : 276,112.83 = 109,427.55 : x
2. Step 2: Convert to fraction form
   200,089.23/276,112.83 = 109,427.55/x
3. Step 3: Cross multiply
   200,089.23x = 276,112.83 × 109,427.55
4. Step 4: Simplify right side
   200,089.23x = 30,214,350,510.47
5. Step 5: Solve for x
   x = 30,214,350,510.47/200,089.23
6. Step 6: Final answer
   x = 151,004.38