Finding the Fourth Proportional to 200,082.93, 276,151.37 and 128,552.37

Step by Step Solution

1. Step 1: Write the proportion equation
   200,082.93 : 276,151.37 = 128,552.37 : x
2. Step 2: Convert to fraction form
   200,082.93/276,151.37 = 128,552.37/x
3. Step 3: Cross multiply
   200,082.93x = 276,151.37 × 128,552.37
4. Step 4: Simplify right side
   200,082.93x = 35,499,913,092.25
5. Step 5: Solve for x
   x = 35,499,913,092.25/200,082.93
6. Step 6: Final answer
   x = 177,426.00