Finding the Fourth Proportional to 200,633.49, 276,828.73 and 136,111.52

Step by Step Solution

1. Step 1: Write the proportion equation
   200,633.49 : 276,828.73 = 136,111.52 : x
2. Step 2: Convert to fraction form
   200,633.49/276,828.73 = 136,111.52/x
3. Step 3: Cross multiply
   200,633.49x = 276,828.73 × 136,111.52
4. Step 4: Simplify right side
   200,633.49x = 37,679,579,571.76
5. Step 5: Solve for x
   x = 37,679,579,571.76/200,633.49
6. Step 6: Final answer
   x = 187,803.04