Finding the Fourth Proportional to 200,816.24, 300,749.42 and 174,377.30

Step by Step Solution

1. Step 1: Write the proportion equation
   200,816.24 : 300,749.42 = 174,377.30 : x
2. Step 2: Convert to fraction form
   200,816.24/300,749.42 = 174,377.30/x
3. Step 3: Cross multiply
   200,816.24x = 300,749.42 × 174,377.30
4. Step 4: Simplify right side
   200,816.24x = 52,443,871,836.17
5. Step 5: Solve for x
   x = 52,443,871,836.17/200,816.24
6. Step 6: Final answer
   x = 261,153.54